CENTRAL CT'S TRUSTED WINDOW, DOOR, ROOFING, & SIDING CONTRACTORS
Local. Trusted. Family owned SINCE 1979
J. C. Tonnotti Window Company is a family owned and operated company, established in 1979, offering a variety of home improvement services for over 40 years, ranging from installation of custom ordered
windows,
doors,
siding and
roofing. We have helped homeowners across the state of Connecticut transform their homes with a level of quality craftsmanship and excellent customer service that gives you peace of mind.
We pride ourselves on putting our best efforts into every project, whether it’s installing energy-efficient replacement windows, preserving and protecting your home with a new roof, refacing your home with new siding, or refreshing an entryway with a new door system.
TESTIMONIALS
We Recently Sat Down With J.C. Tonnotti Clients to Ask Them How Their Experience Was, Here's What They Had to Say:
Why CT Homeowners ARE CHOOSING JC TONNOTTI
True In-House Crews – No Subcontractors
Unlike many competitors who outsource labor, J.C. Tonnotti employs full-time, in-house crews for every project. This ensures consistent quality, expert craftsmanship, and accountability from start to finish—giving homeowners peace of mind knowing exactly who is working on their home.
Complete One-Stop Exterior Remodeling
From windows and doors to roofing, siding, and sunrooms, J.C. Tonnotti measures, designs, installs, services, and warranties every project under one roof. Customers don’t have to juggle multiple contractors—we handle everything with professional trucks, expert installers, and dedicated office staff to ensure a seamless experience.
40+ Years of Local, Family-Owned Excellence
Founded in 1979, J.C. Tonnotti has been a trusted name in exterior remodeling for over 40 years. Unlike newer companies that come and go, we’ve built a strong reputation in Connecticut, operating from the same Southington location for decades. Homeowners choose us because they know we’ll be here to stand behind our work for years to come.
Fast, Professional Installations with Strong Warranties
Our team specializes in efficient, high-quality installations—often completing projects like window and roof replacements in just one day. We also back our work with manufacturer warranties and our own service guarantees, so customers can trust their investment is protected for the long haul.
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Comprehensive Solutions for Every Home Improvement Need
Comprehensive Home Improvement Services – From Stunning Windows to Durable Roofing, Designed to Elevate Your Home’s Comfort, Style, and Value
Windows
From entry doors to patio and storm doors, we provide top-tier door installations that combine security, style, and durability. Choose from a variety of materials, We provided the best fiberglass insulated doors, for a perfect fit for your home.
Siding
Protect and beautify your home with our premium siding solutions. Whether you prefer vinyl, fiber cement, or insulated siding, our expert team ensures a seamless installation that enhances energy efficiency and curb appeal.
Roofing
A strong roof is essential for protecting your home. We specialize in roof replacements and installations, using high-quality materials from GAF, CertainTeed, and Tamko to ensure durability, longevity, and superior weather resistance.
Doors
From entry doors to patio and storm doors, we provide top-tier door installations that combine security, style, and durability. Choose from a variety of materials, We provided the best fiberglass insulated doors, for a perfect fit for your home.
Sun and Patio Rooms
Expand your living space with custom sunrooms and patio enclosures. Whether you want a cozy four-season room or a stylish patio enclosure, we design and install functional, beautiful spaces tailored to your home’s style.
Exterior Painting
Sometimes paint is all you need to transform your home's exterior. Whether it's refreshing your siding or adding a pop of color to your trim, our skilled team ensures a flawless finish that not only looks great but lasts for years. Let's elevate your curb appeal together!
DON'T SEE WHAT YOU NEED? WE ALSO PROVIDE SERVICES ADDITIONAL TO WHAT YOU SEE HERE
Trusted by Homeowners Across Connecticut
Discover Why Homeowners Across Connecticut Choose Us for Quality, Reliability, and Exceptional Results
See the Difference Quality Makes – Browse Our Recent Projects
Explore Our Portfolio of Transformative Projects and See How We Bring Quality and Craftsmanship to Every Home
A beautiful exterior should shine all around. This backyard now matches the front and feels made for relaxing and entertaining 🏡
Roof: 16 squares of GAF Timberline HDZ in Slate.
Siding and gutters: 18 squares of Alside Odyssey in Coastal Sage Dutch Lap with new gutters 🌿
Windows: 8 Harvey replacement double-hung windows for comfort and easy tilt-in cleaning 🪟
Ready to elevate your exterior? Schedule a quick consult.
#outdoorliving #backyardgoals #homereno #exteriordesign #homeexterior #wallingford #connecticutliving #cthomes #roofing #siding #windows
A little snow doesn't slow the guys down. Good to see the crew working together to get this frame buttoned up before the real cold hits. ❄️
Your dream home is just a call away. Discover how we can help today! 📞
#jctonnoti #crewthatcares #cthomeowners #winterconstruction #connecticutcontractor #framinglife #qualitycraftsmanship #homeconstruction #supportlocalcontractors
Roll from before to after and watch the exterior tighten up. Cleaner lines, quieter rooms, and a brighter entry that feels good every time you come home. 🏡
🤙 Set up a quick consult and we’ll map options that fit your home and timeline.
#jctonnotti #connecticuthomes #cthomeowners #homeexterior #sidingreplacement #windowreplacement #entrydoor #energyupgrade #homecomfort #renovationct #ctcontractor
From the elegant curve of an architectural window to the crisp, clean lines of modern siding, every element works in harmony to create a stunning final result. This home isn't just renovated; it's completely redefined, enhancing both its beauty and its connection to the outdoors.
Ready to obsess over the details of your own home transformation? Contact us for a consultation.
#homeimprovement #exteriordesign #siding #newwindows #curbappeal #connecticutliving #plantsvillect #qualitycraftsmanship #modernhome
Spring patios, summer siding, fall roofs, winter window upgrades. One year of projects built for local weather and everyday living. 🍂❄️☀️
Thank you for trusting our crew in 2025. 🙌
Hit play on the highlights, then picture what is possible at your place. ✨
#jctonnotti #connecticuthomes #cthomeowners #windowreplacement #sidingreplacement #roofingct #homeexterior #energyupgrade #craftsmanship #renovationct #yearinreview #2025highlights
The right tools make all the difference, especially on days like these. Keeping things moving, one clean cut at a time.
Explore the possibilities for your home over on our site.
#jctonnoti #dailygrind #cthomeowners #winterwork #milwaukeetools #jobsite #homerenovation #toolsofthetrade
This is what it looks like when the homeowner's vision and our team's execution are in perfect sync. A complete exterior transformation on Cliffside Drive that respects the landscape around it.
Job done right. ✅
#homeexterior #homerenovation #exteriormakeover #connecticut #wallingford #construction #designbuild
Before winter set in, this Wallingford home received a top to bottom transformation.
We installed Alside Odyssey siding in Coastal Sage for a modern yet timeless look, paired with a new GAF HDZ Slate roof.
The exterior is sealed, aligned, and ready for the season. Rolling into the New Year with tighter weather defense and a clean finish. ✨
Thinking about your own upgrade as the year gets started
Request a free estimate.
#wallingfordct #ctexteriors #alsideodyssey #coastalsage #gafhdz #slateroof #prewinterprep #newyearnewhome #weatherready #homeperformance #connecticutbuilder
From siding to gutters to glass, this is a full-system upgrade built for Connecticut weather.
Alside Odyssey Dutch Lap in Coastal Sage + Harvey replacement double-hungs = comfort, performance, and long-term value.
Curious what this would look like on your home? Request a quick, no-pressure quote.
#windowreplacement #vinylsiding #alsideodyssey #harveywindows #gutterreplacement #energyefficient #cthomes #realestatect #connecticuthomes
Before and After
Starting the year with a tighter, cleaner exterior.
Color holds, lines stay true, maintenance stays simple. 🌤️
Thinking about your 2026 project plan
Schedule a quick siding walkthrough.
#sidinginstall #cthomes #ctexteriors #homeupgrade #jctonnotti #homeimprovementct #ctcontractor #connecticuthomes #sidingupgrade #sidingproject #exteriorrenovation
A quick chat on site to make sure everything's lined up perfectly. This is what 40 years of experience looks like.
Our family has been serving Connecticut homeowners for over four decades. Let's connect.
#jctonnoti #connecticutlife #familyowned #experiencedguide #ctbusiness #winterconstruction #localcontractor #connecticuthomes #localcontractor #trustedservice
Devonshire Condos, let’s get to work.
Tear off. Inspect. Deck.
Set the roofs with GAF HDZ for a clean, consistent fit across the community.
Closing out 2025 strong. Ready for winter. Rolling into 2026 with tighter protection and cleaner lines. 🏢✨
#ctexteriors #roofingct #gafhdz #condos #hoa #propertymanagers #multifamily #roofreplacement #connecticutbuilder #hartfordcounty
Siding sets the tone. Windows do the quiet work.
Harvey Slimline double hungs plus a combo boost daylight and cut drafts.
Patio, entry, and storm doors tie the system together for everyday ease. ❄️✨
Want clear options and timing for your address
Request a windows, doors, and siding consult.
#harveywindows #andersenstormdoors #patiodoor #entrydoors #ctexteriors #connecticutbuilder #ctcontractor #homeimprovementct #windowreplacement #jctonnotti
Pre-winter is the perfect time to get your roof winter ready.
Today’s install: upgraded underlayment, balanced ridge venting, and crisp flashing around every penetration.
Thinking about timing? Book a quick roof check. No pressure, just straight answers.
#ctroofing #roofinspection #connecticuthomes #homeexteriors #winterprep #energyefficienthome #homecomfort #qualitycraftsmanship #contractorsofct #roofrepair
Thirteen total roofs at Devonshire Condos, all upgraded with GAF HDZ.
Variety of color to complement each building, consistent install standards across the site.
Result: reliable protection, cleaner roof lines, stronger curb appeal for the whole community. ✨
Need a spec and schedule for your association
Schedule a roof assessment for your property.
#ctexteriors #gafroofing #roofreplacement #condos #multifamily #curbappeal #connecticutbuilder #roofingct #homeimprovement
Watch 13 squares of GAF HDZ Charcoal lock in clean lines. See Smokey Grey D7 shake and Monogram siding snap the curb appeal into place.
Harvey Slimline double-hung windows and a new patio, entry, and storm door package seal drafts and silence street noise. 🏡
Feel the difference the moment we finish. Quieter. Tighter. Better protected.
Want this transformation? Tap to book a quick roof and window consult.
#connecticuthomes #ctcontractor #gafhdz #smokeygreysiding #harveywindows #andersendoors #roofreplacement #sidinginstallation #guttersandguards #energyupgrades #homeimprovementct #stormdoor
We wrapped this home in a full exterior refresh designed for long-term performance, comfort, and curb appeal.
🔧 Project Overview
• Type of Installation: Full exterior upgrade — roofing, siding, gutters/guards, windows, patio & entry/storm doors
• Primary Product/Material: GAF Timberline HDZ (Charcoal), Smokey Grey D7 shake + Monogram siding, Harvey Slimline double-hung windows, Andersen storm doors
🛠 Key Features
• Durability: Architectural shingles with proven weather protection; low-maintenance vinyl shake/Monogram siding; sturdy Harvey frames/hardware; Andersen storm doors for added protection
• Energy Efficiency: Tight-sealing Harvey windows and new doors help reduce drafts and improve year-round comfort
• Aesthetic Enhancement: Cohesive charcoal roof + smokey grey siding palette, crisp trim lines, and upgraded door styles for stronger curb appeal
📏 Project Specifics
• Square Footage/Area Covered: 13 squares of roofing; 11 squares of Smokey Grey D7 shake & Monogram siding
• Additional Components: Seamless gutters with leaf guards; professional flashing and underlayment at all critical roof/wall transitions
• Windows: 8 Harvey double-hung Slimline windows + 1 combination unit
• Doors: 1 patio door, 2 Harvey entry doors, 2 Andersen storm doors
Thinking about an exterior upgrade or energy-smart window/door package? Let’s set up a quick home walkthrough to talk options that fit your home and budget.
#connecticuthomes #cthomeowners #gafhdz #smokeygreysiding #harveywindows #andersendoors #patiodoors #stormdoors #guttersandguards
Planning your own upgrade as winter approaches, book a window consult and we will map options that fit your home and timeline. ☕️
#ctcontractor #windowinstall #harveywindows #doublehungwindows #energyefficienthome #homecomfort #cthomes #curbappeal #jctonnotti #winterready
A roof replacement is more than new shingles: it’s a whole system.
Today’s crew stripped to clean decking, installed ice & water where CT winters hit hardest, and laid a breathable underlayment for year-round protection. 🏡
Small details (flashing, vents, fastener patterns) are what keep drafts and leaks away for the long haul.
#connecticuthomes #ctroofing #roofreplacement #iceandwater #windresistance #homemaintenance #homeimprovementct
Morning coffee with a backyard view. Low e glass helps control glare and heat while the room stays bright and inviting. ☕️
Thinking about creating a four season space Schedule a quick window and door consult.
#cthomeowners #sunroom #energyupgrade #windowreplacement #connecticut #curbappeal #homeimprovement #glarecontrol #sustainableliving
See the new face of this home. Windows glide, the entry door welcomes, the siding looks fresh, and the gutters keep water in check. 🪟
Ready to plan yours Book a quick walkthrough.
#connecticut #cthomeowners #windowinstall #entrydoor #siding #gutters #energyupgrade #homecomfort #jctonnotti #doorsandwindow #connecticuthome #ctlocalcontractors
Ready to tame winter drafts and street noise? This is how we do it for Connecticut homes.
We start with a careful assessment of each opening, then measure for a true fit so the frame sits square and secure. The crew removes the old unit, protects your interior, and installs with flashing, shims, and a full perimeter seal. The result is quieter rooms, steadier temperatures, and a clean finish inside and out.
Schedule a friendly walkthrough. 🪟
#connecticut #cthomes #windowreplacement #homecomfort #winterready #energyefficiency #windowinstallation #jctonnotti #windowcompany #homeimprovement
Faces behind the windows. From office pups to field crews, this team shows up for CT homeowners every day. 🐾
Meet the crew you see in our trucks and on your driveway. We size each opening, protect the space, and install windows and doors that fit right the first time. 🪟
Pride in the craft. Respect for your home. Results you can feel when the wind picks up.
#cthomeowners #connecticut #jctonnottifamily #localbusinesssupport #ctcontractor #windowcompany #supportlocal #qualityservice #communitypride
The tree is up and the lights are glowing; cozy season is officially here at JC. 🎄
As temps dip, small drafts can make a big difference in comfort. This is when tight weatherstripping, insulated glass, and quality installation really shine, keeping warm air in and winter winds out. ❄️
Thinking about more daylight and better curb appeal for the new year? A well-fitted entry or patio door adds both comfort and charm to your home. 🏡
If you’d like expert eyes on your windows or doors, book a quick consult and we’ll walk you through options, no pressure, just guidance.
#connecticuthomes #cthomeowners #jctonnoti #holidayseason #energyefficientwindows #entrydoors #patiodoors #homecomfort
Big glass, small bills. Low-maintenance frames and efficient glazing keep heat where it belongs as temps drop toward winter. ❄️
Request a window & door consult and we’ll map options for your space and budget.
#energysavings #windowreplacement #patiodoor #ctcontractor #connecticuthomes #realtorsct #builderpartners #jctonnotti
Fresh delivery, flawless glass. These new windows are staged, checked, and ready to lift into place before the weekend chill. ❄️
Schedule a quick window consult and we will help you consider all the options for your home.
#windowinstall #doublepane #weatherready #fallinconnecticut #cthomes #exteriorrenovation #propertymanagers #realtorsct #jctonnotti
Frame, square, and sheath. Watch the open porch turn into a future four-season room in under 21 seconds. 🛠️🍂
Book a quick walkthrough and we’ll price your enclosure with styles that fit your home.
#connecticuthomes #cthomeowners #porchenclosure #sunroom #framing #carpentry #exteriorrenovation #homeexterior #ctcontractor #jctonnotti #homeimprovement #renovationideas
Framing day done right: set posts, square corners, fasten beams, and check every line. This porch is on its way to a three-season hangout. 🛠️🍁
Book a porch-to-sunroom consult and we will map options for your space and timeline.
#connecticuthomes #cthomeowners #porchenclosure #framing #sunroom #homecomfort #weatherready #homeexterior #ctcontractor #homerenovationct #jctonnotti
Textures and tones that play well year-round. Alpine Forest siding sets the backdrop while exterior black windows add crisp contrast. Ready for the season. ❄️☀️
Request a quote for windows and siding that fit your home and timeline.
#cthomes #harveywindows #doublehungwindows #masticvinylsiding #alpineforest #homeupgrade #ctcontractor #jctonnotti #windowinstallation #sidinginstallation
Color that plays nice with every season: a modern neutral on the siding, bright white corners and trim to frame the architecture, and a welcoming pop at the front door. 🌿
Request a siding consult and we’ll price options that fit your home and timeline.
#sidingreplacement #trimwork #ctcontractor #curbappeal #homerenovationct #connecticuthomes #realtorsct #jctonnotti
Lift, align, level, secure. Durable exterior cladding delivers classic grids with modern performance on this brick wall. 🔧
#windowinstall #marvin #cladwindows #masonryopening #curbappeal #energyefficienthome #cthomes #propertymanagers #jctonnotti
Haunted by ghost drafts? 🎃 Swap the spooky gaps for tight seals, insulated glass, and doors that latch like a vault.
A warmer, quieter home is the real treat. 🌬️
#halloween #ghostdrafts #windowreplacement #doors #airsealing #connecticut #cthomes #winterready #harveywindows
Fresh white siding + a charcoal roof = classic front-of-home polish. Seamless gutters move stormwater off the foundation for leaf-heavy November rains. 🏡🍁
Your dream home is just a call away. Discover how we can help today! 📞
#connecticuthomes #cthomeowners #sidingreplacement #roofreplacement #charcoalshingles #seamlessgutters #skylight #curbappeal #ctcontractor #homerenovationct #jctonnotti
Zoom in, lift up, and pan wide to see the roof lines sharpen, the skylight shine, and the Glacier White siding brighten the whole elevation. Let those gutters channel the October rain. ✨
#cthomeowners #gafroofing #charcoalroof #charteroaksiding #glacierwhite #gutters #homeexterior #weatherready #curbappeal #ctcontractor #jctonnotti
From faded to forest-fresh: 27 squares of Mastic SolarDefense in Alpine Forest, trimmed in black, paired with 28 Harvey Majesty double-hung windows.
Clean lines, crisp shadows, zero fuss.
Request a quote and we’ll price options for your home’s style and budget.
#connecticuthomes #ctcontractor #sidingreplacement #masticvinylsiding #solardefense #harveywindows #doublehungwindows #alpineforest #homerenovationct
Fall light + a well-built bay or bow = instant cozy. 🏡
We insulate the seatboard, seal the roof and sides, and tie everything into your trim so you gain views and comfort, not drafts.
#baywindow #bowwindow #cthomes #fallinconnecticut #windowreplacement #insulation #harveywindows #curbappeal #realtor #propertymanager
Fall color, fresh curb appeal. Double-hung windows with crisp white trim, a welcoming red entry door, and a tidy roofline keep this home bright and comfortable as temps cool. 🏡🍁
Have a tricky opening. Request a quote. 🎃
#connecticut #cthomes #windowreplacement #doublehung #lowe #argon #harveywindows #southingtonct #winterready #craftsmanship
Smooth rolling sliders or classic French, patio doors should glide, lock tight, and insulate when the temps dip. 🚪
From thermally broken frames to upgraded glass, plus the way we level, anchor, and seal the opening, we dial in the details so your favorite doorway works year-round.
Request a quote and we’ll compare options that fit your opening and lifestyle.
#patiodoors #slidingdoor #slidingdoor #connecticut #homeimprovement #harveywindows #energyefficiency #cthomes #curbappeal #builder #windowanddoors
Love the view but need airflow? Double-hung windows let you open the top, the bottom, or both for a steady breeze, without losing curb appeal. 🪟
Right-sizing the units and choosing the right low-e glass keeps rooms bright ☀️, quieter, and comfortable year-round.
Request a quote and we’ll sketch combos that fit your wall and budget.
#picturewindow #slider #doublehung #windowreplacement #connecticut #harveywindows #designbuild #cthomes #energyefficiency #windowinstallation
Ice dams start with a roof that can’t breathe. 🏡
A fall roof check—ventilation, underlayment, flashing—sets you up for fewer winter headaches and a drier, warmer attic.
We handle windows, doors, and roofing with the same craftsmanship so your whole envelope works together. ❄️
#roofing #icedams #atticventilation #connecticut #homeperformance #gaf #propertymanager #hoa #cthomes #winterready #fallroofcheck #windowcompany
Details make the door and window. 🪟
Grids, hardware finishes, interior casing, and exterior trim colors can transform a façade before the holidays without sacrificing performance.
#windowgrids #hardware #trim #curbappeal #connecticut #cthomes #designbuild #windowcompany #propertymanager
Your Harvey tilt-in was built for easy upkeep: lift to waist level, squeeze both tilt latches evenly, and rotate the sash to 90°.
No ladder, no fuss, just a quick wipe and lock it back in place. 👍
#connecticut #cthomeowners #harveywindows #doublehungwindows #homemaintenance #windowcare #windowsanddoors #jctonnotti #ctcontractor #ctpropertymanagers
Your front door is a draft’s favorite shortcut. 🚪
We fit insulated entry and storm doors with proper sill pans, compression weatherstripping, and tight hardware so warm air stays in and cold gusts stay out. 🔒
Pick the look: colors, glass, side-lites, and we’ll build it to perform.
#entrydoors #stormdoors #curbappeal #connecticut #homeimprovement #weatherstripping #energyupgrade #propertymanager #ctwindowsanddoors #cthomes
Double‑hung windows that actually stay tight, glide smooth, and tilt‑in for easy cleaning. 🪟
Low‑E + argon glass helps cut heat loss when temps drop.
Built for New England homes, installed by people who do this every day.
#connecticut #windowreplacement #doublehungwindows #harveywindows #energyefficientwindows #propertymanagers #hoaboard #ctcontractor #realestatect
Why Harvey® works here: energy-smart Low-E glass options (including triple-pane packages), argon fills, warm-edge spacers, and stout frames built for Northeast winters. 🛠️
Engineered, tested, and backed by strong warranties, installed by our in-house crews for a clean, precise fit.
#harveywindows #lowe #triplepane #argon #northeast #energyupgrade #cthomes #windowreplacement #southingtonct #warranty
Windows are one part of a tighter, better envelope. Pairing window work with roofing or siding can solve leaks, trim rot, and draft paths in one plan.
Book a fall envelope checkup.
#connecticut #buildingenvelope #roofing #siding #windowreplacement #ctcontractor #propertymanagers #hoaboard #cthomes
🔨 Every detail counts. We’re putting the final touches on this EZ Porch system so it’s ready to be enjoyed for years to come.
From start to finish, our crew makes sure the job is done right! ✅
Thinking about upgrading your home with new windows, doors, or an EZ Porch system? Let’s make it happen 👊
#ezporch #windowinstallation #homeimprovement #southingtonct #connecticutcontractors #craftsmanship #jcwindowcompany
Watch this exterior transform 🎥
We installed 30 squares of Exterior Portfolio Dutch Lap Clapboard in Nantucket, then dialed up dimension with two accent walls in Exterior Portfolio Double 7 Cedar Shingles in Oceanside.
Up top: 15 squares of GAF Timberline UHDZ in Pewter Grey with hand-formed copper chimney flashing for clean lines, long-term protection, and serious curb appeal. 🏡
See the details in motion.
#connecticuthomes #ctcontractor #sidingreplacement #dutchlapsiding #cedarshingles #gafuhdz #copperflashing #roofingupgrade #exteriorportfolio #ctroofing
Design matters as much as performance.
Color‑matched exteriors, interior finishes, hardware, and grille patterns that suit colonial, cape, ranch or your mix. 💡
The goal: a window that looks like it’s always been there.
#connecticut #windowdesign #grilles #harveywindows #curbappeal #architecturaldetails #cthomes #realtorsct #newenglandhomes
New construction done right: seven Harvey double hungs, one casement, and a triple mullion feature that floods the room with light 🪟
Planning windows for a new build or addition?
Book a window and door consult and we’ll spec styles, glass, and grids to match your plans.
#jctonnotti #connecticut #cthomebuilders #cthomes #harveywindows #newconstruction #doublehungwindows #casementwindow #windowinstallation #energyefficientwindows
Great windows underperform when the install is sloppy. 🔧
We foam, flash, and seal to the opening then finish clean so trim lines stay tight and weather stays outside.
One‑day installs with minimal disruption.
#connecticut #windowinstallation #craftsmanship #airsealing #flashing #ctcontractor #cthomes #homeimprovement #hartfordcounty
Cool evenings, easy airflow, more time on the patio. ☀️
A well‑built sliding patio door keeps drafts out and tracks rolling quiet, season after season.
Upgrade glass + weatherstripping now, enjoy it all fall and winter.
Request a patio door consult.
#connecticut #patiodoor #slidingdoors #doors #homeupgrade #cthomes #propertymanagers #realestatect #hartfordcounty
Shorter days, more natural light. Bay windows open up rooms without adding square footage. 🏡
Insulated seat boards, tight exterior flashing, and clean interior trim, details that make the upgrade feel built‑in.
#connecticut #baywindow #bowwindow #harveywindows #curbappeal #homeimprovement #cthomes #realtorsct #newenglandhomes
Pizza Friday with the JC Tonnotti crew 🍕
Behind every smooth install and crisp finish is a team that cares about craft. Our Painting Division specializes in vinyl & aluminum siding prepped right, sprayed right, and built to last. 🎨
Thinking about freshening up your exterior before fall?
Book a quick curb-appeal consult and we’ll walk your home, colors, and timing. 🏡
#connecticut #southingtonct #hartfordcounty #newhavencounty
#exteriorpainting #vinylsiding #aluminumsiding #curbappeal #propertymanagement #jctonnotti
Hello, September! New month, fresh projects: our JC Tonnotti truck is rolling into another CT neighborhood to make homes quieter, cozier, and better looking. 🏡
With fall breezes on the way, it’s the perfect time to upgrade windows and patio doors: snug weatherstripping, insulated glass, and smooth hardware mean fewer drafts now and better efficiency when temps drop. 🪟🍂
You’ll notice the comfort and the curb appeal right away.
#connecticuthomes #cthomeowners #southingtonct #hartfordcounty #newhavenct #replacementwindows #windowsanddoors #energyefficientwindows #fallhomeprojects #curbappeal #propertymanagers #realtorlife #jctonnotti
Every unit was measured, fitted, and finished with the kind of care we bring to every job. 🛠️
This is what done right looks like: 25 Harvey windows installed clean, sealed tight, and ready to perform through every season. 🏡
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#jctonnotti #harveywindows #windowreplacement #homeupgrade
#donewithcare #cleanfits #custominstalls #exteriorupdates #craftsmanshipmatters #connecticuthomes #windowinstallation
Friday’s still for getting things done. ✂️ Trim gets prepped, gear gets moved, and the crew stays locked in.
Closing out the week with the same focus we started with. 💪
See the difference quality craftsmanship can make. Reach out for a free quote now! 🏠🔧
#jctonnotti #fridayfocus #onthejobsite #trimbuiltright #crewwork #finishingfriday #jobsitegrind #cutandfit #exteriorcraft #ctcontractor #cthomeimprovement #renovationideas
It’s not always easy access, but that’s never the point.
Getting it done right means meeting the job where it is, even if it’s up a flight of stairs.
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#jctonnotti #windowinstall #onthejob #craftsmanshipmatters #crewwork #realworkrealresults #homeimprovement #connecticuthomes #interiorinstall #noexcuseswork
We have the right materials, but houses aren’t always square.
That's where skilled crews and precise cuts matter. It's not about forcing a fit; it’s knowing how to adapt to what’s present.
That attention to detail makes the finish look effortless.
#jctonnotti #windowinstallation #customfit #rightmaterials #craftsmanshipmatters #homeupgrades #connecticuthomes #exteriorwork #crewthatcares #qualityworkmanship
Not just another job, and definitely not just another truck. 🚚 That’s the JC way, dependable work backed by a name that’s been showing up since 1979.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#jctonnotti #southingtonct #connecticutpride #supportlocalct #smallbusinessct #ctcontractor #connecticuthomeservices #familyowned #ctbuilders #localcontractor #roofingcompany
Before the windows go in, there’s a lot that happens behind the scenes. Unloading, measuring, cutting, and demo. Every move sets up a clean install.
This video shows the real work it takes to get the job done right from the first cut to the last clean-up.
No shortcuts. Just the process that makes the finish count.
#jctonnotti #windowinstall #behindthebuild #realworkrealresults #homeupgrades #homeupdates #windowreplacement #connecticuthomeservices #familyowned #ctbuilders #localcontractor
Friday’s not for slowing down. 👷♂️ Crew’s still cutting, prepping, and making sure every piece fits right before the week wraps.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#craftsmanship #jctonnotti #fridaygrind #solidcraftsmanship #exteriordetails #windowisntallation #communitybuilders #homeupdates #supportlocalct #ctcontractor #curbappeal
This one came together just the way it should. New windows that bring in the light, fresh siding that adds depth without being too much, and a mix of stone and shake that gives the front real character. We wrapped it up with white gutters and a clean storm door to tie it all in.
Nothing flashy — just solid, good work that fits the home.
#jctonnotti #mezzowindows #triplepanewindows #certainteedmonogram #cedarimpressions #sidingupgrade #stormdoorinstall #whitegutters #connecticuthomes #homeexteriorupdate
Full window replacement, full siding wrap, and a front that makes a statement. 🏡
Triple-pane comfort meets clean, textured details. Finished right, top to bottom, with double hungs, bay, hoppers, a storm door, stonework, and shake siding all working together for a sharp, durable upgrade.
This one’s built to hold up and stand out. 🔧
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#jctonnotti #windowreplacement #sidinginstallation #triplepanewindows #homeexteriorupgrade #curbappeal #craftsmanshipmatters #connecticuthomes #durabledesign
Big difference inside and out. 🏡 The windows are in, the lines are clean, and this home feels brand new without changing its footprint.
Better comfort, better curb appeal, and a finish that pulls everything together. ✨
#jctonnotti #windowupgrade #homeexterior #curbappeal #doublehungwindows #cleanfinish #windowreplacement #connecticuthomes #homeimprovement #baywindow #triplepanewindows
Getting ready to install a new bay window setup that lets the light in and makes the space feel wide open.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#jctonnotti #baywindowupgrade #windowreplacement #naturallight #homecomfort #cleandesign #craftsmanshipmatters #windowview #interiorrefresh #connecticuthomes #energyefficient #ctbuilders
We brought new life to the front of this home with updated windows, siding, and columns. Subtle details, smart choices, and craftsmanship you can count on. ✨
Your dream home is just a call away. Discover how we can help today! 📞🏡
#windowreplacement #windowinstallation #sidinginstallation #windowsanddoors #exteriordesign #homeupdates #jctonnotti #cthomeimprovement #connecticutrealestate #supportlocalct
Big upgrade on this one. New Marvin Elevate windows throughout: double hungs, casements, combos, and double mullions. Wrapped in 31 square of Tuscan Clay Alside Ascent siding, plus new gutters, trim kits, and front porch columns to tie it all together.
Clean, complete, and done the right way. 😎
Your dream home is just a call away. Discover how we can help today! 📞🏡
#jctonnotti #connecticuthomeservices #cthomeimprovement #connecticutrealestate #windowinstallation #sidinginstallation #dreamhome #homeupgrade #ctbuilders #localcontractor
Not easing into Friday. We’re finishing it with 25 Harvey replacement windows going in.
Fresh installs, smoother operation, and another home lined up for comfort and efficiency heading into the weekend. 🛠️💪
#jctonnotti #southingtonct #connecticutpride #supportlocalct #smallbusinessct #ctcontractor #connecticuthomeservices #familyowned #ctbuilders #localcontractor #communitybuilders
Kicking off the week with solid progress. ⚒️
New Canyon Drift siding, clay gutters, and clean lines all around. Harvey double hungs, rolling windows, patio and entry doors are all in place and done right. 🏡
See the difference quality craftsmanship can make. Reach out for a free quote now! 🏠🔧
#homeimprovement #extriordesign #sidinginstallation #ctbuilders #localcontractor #cthomeimprovement #windowsanddoors #connecticuthomes #ctcontractor #cthomeimprovement
All hands on deck for this window upgrade. 🏠
Harvey Tribute series throughout, including a bay, double hungs, twin casements, and double mullions. Every piece set with care. 🤗
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#windowreplacement #windowinstallation #homeimprovement #renovation #homedesign #windowupgrade #interiordesign #curbappeal #energyefficiency #homeexteriors #naturallighting
August kicked off with a full transformation. 11 new double hungs, custom casements, clean siding in Tuscan Clay, and fresh trim details across the front.
That’s how we start the month strong. 💪
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#windowreplacement #windowinstallation #sidinginstallation #homeimprovement #dreamhome #homeupgrade #jctonnotti #cthomeimprovement #connecticutrealestate #ctbuilders
Wrapping up the month with a detailed look at this full exterior upgrade 🏡: vinyl siding, clay gutters with guards, and new shutters to match. Installed Harvey double hungs, rolling windows, three patio doors, two entry doors, and one storm door. 🔧
All in the details, all done the right way. ✅
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#sidinginstallation #windowsanddoors #gutters #homeimprovement #connecticuthomes #entrydoors #cthomeimprovement #connecticutrealestate #connecticuthomeservices #localcontractor
This roof was all about getting the details right. We used GAF UHDZ shingles in Pewter Grey and made sure every section was sealed up tight.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#roofing #connecticuthomes #roofingcontractor #constructionlife #satisfiedcustomers #roofreplacement #homerenovation #homeimprovement #roofinginstallation #exteriorrenovation #gafshingles #pewtergrey
Another one buttoned up right. 🔨 28 square of GAF UHDZ in Pewter Grey, installed with the kind of care we bring to every roof. 🏠
Join countless satisfied homeowners—schedule your home improvement consultation with us! 😊
#roofingcompany #jctonnotti #southingtonct #connecticutpride #supportlocalct #smallbusinessct #connecticutrealestate #connecticuthomeservices #pewtergrey #roofing
The trucks don’t roll out until we’ve got what we need.
It’s not just about showing up. It’s about being ready to get to work and do it right.
See the difference quality craftsmanship can make. Reach out for a free quote now! 🏠🔧
#jctonnottiteam #workethic #ctbuilders #constructionlife #buildercommunity #connecticutlife #ctcontractor
Right out front, loud and clear. JC Tonnotti Roofing and Siding Division. It’s not just a sign, it’s a reminder of the work, the people, and the pride that’s been part of this place since 1979.
The name locals trust, right where it all begins.
#windowcompany #roofingcompany #ctcontractor #localcontractor #supportlocalct #jctonnotti #southingtonct
This is how we do Mondays: siding, shutters, doors, and windows, all upgraded. Harvey replacements, rolling windows, three patio doors, and a full wrap of Canyon Drift vinyl with clay gutters.
All in Classic, on beautiful Almond. 😍
Your dream home is just a call away. Discover how we can help today! 📞🏡
#windowreplacement #vinylsiding #windowsanddoors #cthomeimprovement #homerenovation #exteriordesign #dreamhomegoals #houseupgrade #jctonnotti #ctcontractor
Full window replacement, fresh paint on the vinyl siding, and a custom-built front awning to finish it right.
This isn’t just upkeep—it’s quality work that makes your home stronger, sharper, and built to last.
Done once, done right. That’s JC Tonnotti.
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#windowreplacement #windowinstallation #sidinginstallation #homeimprovement #homerenovation #constructionlife #windowsanddoors #exteriordesign #dreamhome
Happy Monday! Trucks are loaded, crews are ready, and we’re hitting the ground running. 🚛
Every job this week gets the same focus: real work, done right, with no shortcuts.
Your dream home is just a call away. Discover how we can help today! 📞🏡
#jctonnotti #southingtonct #connecticutpride #supportlocalct #smallbusinessct #connecticutlife #ctcontractor #familyowned
The job starts before the first install. Old windows out, trucks cleared, and the crew loading up for another day of getting it done right.
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#contractorlife #communitybuilders #connecticuthomeservices #familyowned #ctbuilders #localcontractor #smallbusinessct
Friday means completing projects with excellence! 🤩
Another new entry door, another testament to our commitment to superior craftsmanship. 💪
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#energyefficient #dreamhome #homeupgrade #contractorlife #renovationideas #entrydoors #energysaving #craftsmanship #homeupdates #supportlocalct #exteriordesign
Finishing touches matter. 👌 Sealing it up tight so this door not only looks good, but performs the way it should.
That’s the kind of detail we don’t skip at JC Tonnotti.
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#doorinstallation #windowsanddoors #jctonnotti #connecticuthomes #ctcontractor #cthomeimprovement #connecticuthomeservices #familyowned #supportlocalct #smallbusinessct
A clearer outlook, a more beautiful home. 🏡
These beautiful windows bring warmth and brightness to every room, creating a cozy and inviting atmosphere. 💛
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#windowreplacement #windowinstallation #sidinginstallation #homeimprovement #homerenovation #windowsanddoors #exteriordesign #homeupdates #connecticuthomeservices
From foundation to finish, experience the JC Tonnotti difference! ❤️
This project includes new patio doors, windows, a welcoming Therma-Tru entry, two skylights, and a complete siding upgrade with custom wood elements, demonstrating true craftsmanship.
Your dream home is just a call away. Discover how we can help today! 📞🏡
#dreamhome #homeupgrade #renovationideas #entrydoors #homeupdates #exteriordesign #ctbuilders #connecticuthomeservices
Bringing light and elegance to your entryway. 🚪 We're not just installing glass; we're enhancing your home's character and curb appeal! ✨
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#homeupgrade #renovationideas #entrydoors #exteriordesign #constructionlife #dreamhome #ctcontractor #energyefficient
Monday means getting to work, and our reliable team is on site! 👷♂️ Witness as we transform this entryway, providing a secure and stunning upgrade.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#homeupgrade #contractorlife #renovationideas #entrydoors #buildercommunity #cthomeimprovement #exteriordesign #connecticuthomes
Watch as we bring more warmth and light into this home! ✨ Featuring 14 Harvey double hung window replacements, a beautiful bow window, and a functional awning.
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#windowreplacement #windowinstallation #windowsanddoors #exteriordesign #connecticuthomes #energyefficient #constructionlife #modernhomes #homeupgrades #sustainableliving
Wishing you a safe and happy 4th of July from all of us at J.C. Tonnotti! 🇺🇸
Proud to work on the homes that make up this great country.
#4thofjuly #independenceday #celebratefreedom #usa
Ending the month with this beautiful home! ✨ From the modern lines of the new windows and patio doors to the crisp Glacier White Alside Ascend siding with custom board & batten and Cyprus shiplap, this transformation is a masterpiece. 👌
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#windowreplacement #sidinginstallation #windowsanddoors #connecticuthomes #jctonnotti #familyowned #localcontractor
Bringing light and efficiency to your home! ☀️
A new window isn't just glass; it's a piece of your home's future. Our impact-resistant windows can protect your home from severe weather conditions, ensuring your family’s safety.
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#windowreplacement
Spot our truck around town? 🚚 That means another Southington home is getting the JC Tonnotti treatment! We're your local experts, always ready to serve.
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#homeimprovement #localexperts #jctonnotti #homeupgrades #homerenovation #southingtonct #renovationexperts
Just as we help families create beautiful spaces, we've poured that same love into our own. ♥️ Our office now radiates even more comfort and light. ✨
Ready to upgrade your home’s comfort and style? Let’s start your next project today! 🛠️✨
#jctonnotti #officeupgrade #officerenovationideas #supportlocalct #smallbusinessct #ctcontractor #localcontractor #roofingcompany
Built to last, installed with care. 🤗
These images show the hands-on dedication of our team, ensuring your new windows provide durable protection and lasting beauty.
#windowreplacement #windowinstallation #windowsanddoors #exteriordesign #connecticuthomes #energyefficient
Modern masterpiece! 🚪 This Therma-Tru door in Lovelace Drive is a perfect example of timeless appeal and quality.
Join countless satisfied homeowners—schedule your home improvement consultation with us! 🏠😊
#thermatrudoor #timelessdesign #windowsandoors #exteriorrenovations #homeupgrade #connecticuthomeservices #connecticuthomes #ctcontractors #dreamhome
Modern lines, flawless installation. These striking windows are a testament to JC Tonnotti's dedication to craftsmanship, perfectly framing your world with style and efficiency.
Transform your home with windows that shine—contact us to schedule a consultation! 🌟🏡
#windowreplacement #windowinstallation #windowsanddoors #jctonnotti #craftsmanship #cthomeimprovement
Beautiful home transformation! 🏡😍
This home received a full refresh with exterior portfolio siding in stone harbor, new gutters, and a striking custom onyx black metal door overhang.
Your dream home is just a call away. Discover how we can help today! 📞🏡
#homeimprovement #homerenovation #exteriordesign #connecticuthomes #homeupgrade #homeupdates #ctcontractor #cthomeimprovement #connecticutrealestate
There’s a lot of care in every siding we install. It’s about building something that lasts, looks great, and makes homeowners happy. Just another day at JC Tonnotti! 😊
Transform your home with windows that shine! 🌟
#cthomeimprovement #connecticuthomeservices #windowinstallation #homeremodeling #curbappeal #energyefficientwindows
Welcome home to our newly refreshed office!
Just like we care for your family's home, we've brought that same care to our own office. ❤️
See the difference quality craftsmanship can make. Reach out for a free quote now! 🏠🔧
#jctonnotti #officeupgrade #southingtonct #connecticutpride #ctcontractor #familyowned #roofingcompany
Did you know proper window installation is key to maximizing energy efficiency and extending the life of your windows? We make sure every window is set for long-term performance.
We’re bringing quality and precision to every home, one window at a time.
#windowsinstallation #cthomes #jctonnotti #qualitycraftsmanship #homeimprovementpros #ctcontractors #connecticutbuilders
COmmon types of windows
Discover Expert Advice, Industry Trends, and Practical Tips to Help You Make Informed Decisions About Your Home Improvement Projects
Bay Windows
Bay windows extend outward from the home to create extra interior space, increase natural light, and enhance curb appeal with a panoramic view.
Bow Windows
Bow windows feature a gentle, curved design that adds elegance and natural light to both flat and turret-style exterior walls.
Casement Windows
Casement windows swing open like a door for clear views, excellent ventilation, and a tight energy-efficient seal.
Double Hung Windows
Harvey® double hung windows are energy-efficient, easy to clean, and offer timeless style with secure ventilation.
Garden Windows
Garden windows bring sunlight and charm into your kitchen, perfect for displaying plants or decor.
Hopper Windows
Hopper windows tilt inward from the top, making them ideal for basement ventilation and tight spaces.
Rolling Windows
Rolling windows glide open horizontally with smooth brass rollers, great for wide window openings and airflow.
Shape Windows
Shape windows offer unique architectural appeal with custom geometric designs that boost light and curb appeal.
WINDOW AND DOOR INSIGHTS for Homeowners
Discover Expert Advice, Industry Trends, and Practical Tips to Help You Make Informed Decisions About Your Home Improvement Projects
J. C. Tonnotti Window Company - Blog
Ice dams are caused by an uneven roof temperature—snow melts on the warmer upper roof, the water runs down to the colder eaves, then refreezes and builds a “dam.”
Explore the best types of replacement windows for Connecticut homes. Compare styles, efficiency, and value to choose the right windows for your needs.
Need window replacement companies near me in Connecticut? Learn how to compare reviews, licenses, warranties, quotes and timelines before you hire locally.
LOCATED IN SOUTHINGTON,
Serving Central CT for Over 40 Years
For over 40 years, J.C. Tonnotti has proudly served homeowners across Southington and the rest of central Connecticut.
At J.C. Tonnotti, we proudly serve homeowners throughout Central Connecticut, providing expert exterior remodeling solutions, including windows, doors, roofing, siding, and exterior wood rot repair. Based in Southington, CT, we primarily service areas within a 45-minute radius, ensuring prompt, reliable service to communities such as Hartford, New Haven, Waterbury, and surrounding towns. With over 40 years of experience, we are a trusted name in the industry, delivering high-quality craftsmanship and superior customer service to homeowners across the region.
Wondering if we service your location? You can always give us a call to make sure.
