Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across Clermont
Window replacement in Clermont runs $450-$1,300 per window for most standard openings, and full-frame work on stucco-over-block homes typically lands between $900 and $2,200 per unit depending on size, glass package, and how the original opening was flashed. We coordinate scheduling and dispatch from our South Florida office, but the crews who show up at your door are local, background-checked, and know Clermont’s ridge-line wind loads and lake-reflected heat the way a flat-terrain contractor never will. If you have a fogged double-pane, a slider that sticks in July, or windows pushing 15 to 20 years old, call (954) 280-4413 for a free estimate. A live person answers. Every time.
Why TruePane Windows & Doors Is Clermont’s Preferred Window Replacement Company
TruePane was founded in 2008 by second-generation glazier Dale Kessler, and the standard he set on day one still governs every job we take: if the pane is not true, the job is not done. Clermont homeowners call us because they have lived in their house for twenty years, they intend to stay, and they have been burned once already by a contractor who left a fogged seal and never answered the phone again. We register both manufacturer warranty layers in writing before the truck leaves your driveway under The Keystone Standard, and we back the workmanship with our Done Right Promise. No paperwork fights. No arguing. If it is not done right, we make it right.
Our technicians measure every opening twice and quote manufacturer lines side by side on paper, so you see exactly what you are buying. We are an authorized installer for more than a dozen lines including, PGT, and CGI. And when a Clermont homeowner calls, a live person picks up the phone 24 hours a day, 7 days a week. That matters in a town where summer storms roll over Sugarloaf Mountain and take a window out at 8 p.m. on a Wednesday.
Our Window Replacement Services in Clermont
We handle the full scope of replacement work for Clermont homes, from 2000s-era stucco-block houses in Johns Lake and Greater Groves to the older mid-century stock near downtown and along Highway 50. Here is what that looks like on the ground.
Full Frame Replacement
When the original window was set with builder-grade flashing, the jamb is rotted, or the rough opening has racked from years of ridge-top wind, a pocket insert will not fix the problem. Full frame replacement removes the entire unit down to the rough opening so we can re-flash, re-anchor, and re-insulate the perimeter. In Clermont specifically, this matters more than most contractors admit. A 2006 double-hung set with a bead of caulk and a prayer does not hold up the same way on a 200-foot ridge as it does in a flat Kissimmee subdivision. We pull the old frame, inspect the opening, and rebuild it so the new window is anchored for the actual wind load your house sees.

Energy-Efficient Upgrade
Clermont’s afternoon sun is not a gentle Florida postcard. West- and southwest-facing glass takes a direct hit, and when the sun bounces off the Clermont Chain of Lakes, the heat load on those windows is measurably worse than what an Orlando home deals with. Homeowners in the Wellness Way corridor and along the lakefront regularly see single-pane or thin builder double-panes turn living rooms into ovens by 3 p.m. A low-E, argon-filled upgrade with a proper solar heat gain coefficient for your orientation cuts that load dramatically. We quote PGT, CGI, Milgard, and Ply Gem side by side so you can compare the numbers, not the marketing.

Insert Window Replacement
When the existing frame is square, dry, and structurally sound, an insert replacement is often the cleanest option. We remove the old sashes and hardware, set a new energy-efficient unit inside the original frame, and trim it out so it looks like it was always there. This approach works well for many of Clermont’s early-2000s stucco-block homes where the frame itself is fine but the glass has begun to fail. It is less invasive, the price is lower, and most insert jobs are completed in a single visit. We still measure twice and quote on paper before any work starts.

Storm Window Replacement
For older homes near downtown Clermont that still carry original single-pane aluminum sliders or jalousie windows, storm units are sometimes the right call, either as a standalone upgrade or as part of a phased replacement plan. We will tell you straight whether a storm window gives you the performance you actually need or whether a proper full replacement is the better use of your money. We are not here to sell you the most expensive option. We are here to put the right window in the opening, done true, the first time.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Clermont
We install and service PGT, CGI, Milgard, and Ply Gem among more than a dozen authorized manufacturer lines. PGT and CGI are particularly common on Clermont’s hilltop homes because their impact and hurricane-rated glass packages are built for Florida’s wind-driven rain and pressure changes. Milgard’s Tuscany and Ply Gem’s premium vinyl lines show up regularly on the newer stucco-block homes in the Wellness Way corridor and around Johns Lake. Because we stock common replacement parts for these lines, a Clermont repair does not sit waiting two weeks on a freight truck from Texas. We carry what your neighborhood needs and we quote these manufacturers side by side on paper so you see exactly what each one costs and what each warranty covers.
Common Window Replacement Problems We See in Clermont Homes
- Fogged and failed double-panes at 10 to 15 years. Clermont’s ridge elevation channels afternoon thunderstorm winds that flex builder-grade frames and accelerate seal failure. Argon leaks out, moisture gets in, and the glass fogs permanently. Once the seal is gone, the window’s insulation value is gone with it.
- Sticking sliders and racked tracks on west-facing doors. The glare off the Clermont Chain of Lakes is brutal on south and west exposures. We see 10-to-15-year-old builder sliders with warped tracks and frames that have shifted out of square from repeated thermal expansion. The door still opens, but it fights you every inch.
- Corroded hardware and degraded weatherstripping from lake humidity. Clermont’s year-round humidity, especially near Lake Minneola and Lake Susan, eats aluminum window hardware faster than in Orlando’s more sheltered suburbs. We replace corroded locks, hinges, and jamb weatherstripping on nearly every older home we touch.
- Original single-pane aluminum sliders and jalousies near downtown. The mid-century homes clustered around Montrose Street and east of Highway 27 still carry their original windows. They leak air, they condensate, and they do not meet modern wind or energy expectations. Replacing them is not just an upgrade; it is overdue maintenance on a house that has outlived its original glass by two decades.
Pricing for Window Replacement in Clermont, FL
A standard insert replacement in Clermont runs $450-$1,300 per window depending on glass package, manufacturer, and opening size. Full frame replacement on stucco-over-concrete-block homes averages $900-$2,200 per unit because the old flashing has to be cut out, the rough opening inspected, and the new jamb re-anchored and re-flashed for ridge-line wind. Energy-efficient upgrades with low-E, argon-filled glass on larger picture windows or sliders can push $1,500-$3,500 per unit, especially on west-facing elevations where the lake glare demands a stronger solar heat gain coating. We also offer a free written repair estimate and a maintenance check. Seniors and veterans receive a permanent 5% discount. Call (954) 280-4413 for a free, written, line-item estimate. No surprise line items on the bill. A square deal, in writing.
We Also Serve Cities Near Clermont
Our crews work throughout south Lake County, including Window Replacement in Clermont proper, and we regularly take jobs in Minneola, Montverde, Ferndale, and Groveland. Each of those towns has its own mix of ridge lines, lake exposure, and aging builder stock, and we quote each job the same way: measure twice, anchor for the actual wind load, and put the warranty in writing before we leave the driveway. For full details on our process and guarantees, see our Window Replacement page.
Serving Clermont, FL - Our Local Coverage Area
We’re based in the Clermont area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs - Window Replacement in Clermont
Yes. Clermont sits on the Lake Wales Ridge, and portions of the city exceed 200 feet in elevation, which is extraordinary for peninsular Florida. Ridge-line homes experience measurably stronger wind gusts than flat-terrain subdivisions in Kissimmee or Apopka, and windows anchored only for the county minimum wind zone can flex, rack, and fail prematurely. We anchor every Clermont replacement to the actual ridge-top load your home faces, not the flat-land assumption a generic contractor brings across the county line. Call (954) 280-4413 and we will walk you through what your specific elevation and exposure mean for the job.
Yes, and the difference is measurable. The reflected heat from the Clermont Chain of Lakes beats on west and southwest glass harder than direct sun alone, which is why those builder sliders warp and fog so early. A replacement slider or French door with a low-E coating tuned for your orientation, argon fill, and a properly flashed and anchored frame cuts the heat load dramatically and actually operates smoothly. We quote PGT, CGI, and Milgard options side by side so you see the performance numbers on paper. Call (954) 280-4413 for a free estimate.
Yes. Most Clermont homes in the master-planned communities sit on narrower lots with shared driveways and active neighbors, and we stage every job accordingly. We keep our trucks, tools, and tear-out contained to your driveway or garage, we communicate with adjacent homeowners if a shared wall or fence line is involved, and we leave the site cleaner than we found it. The quote accounts for access constraints up front, so the crew shows up prepared. Call (954) 280-4413 and tell us about your lot. We will plan the job around it.
Yes. Clermont does not have the same historic-district overlay restrictions as some neighboring cities, so replacing original jalousie windows or single-pane aluminum sliders with modern, code-compliant units is permitted through a standard building permit. We pull the permit, schedule the inspection, and make sure the new windows meet current Florida wind and energy code. The old glass gets hauled away, and the new units get anchored properly. Call (954) 280-4413 for a free estimate on the scope.
Look for permanent fogging between the panes, visible moisture or condensation you cannot wipe away, a milky haze on the glass, or drafts around the sash even when the window is locked. These are the classic signs of a broken seal and argon loss, and in Clermont’s ridge wind and lake humidity, most builder-grade units from the 2000s begin showing these failures at the 10-to-15-year mark. Once the seal is gone, the window is not insulating anything. Call (954) 280-4413 and we will tell you honestly whether you need a replacement or a repair, and what each costs before any work begins.
Call TruePane Windows & Doors for Your Clermont Window Replacement
We have spent years in this craft, and our founding rule has not changed since Dale Kessler started the company in 2008: if the pane is not true, the job is not done. We register both warranty layers in writing under The Keystone Standard, we back every job with our Done Right Promise, and we answer the phone 24/7 with a live person, not a voicemail tree. If your Clermont windows are fogged, sticking, leaking, or just plain tired, call (954) 280-4413 to schedule your free on-site estimate. We will measure twice, quote on paper, and stand behind every word.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Clermont and surrounding Lake County communities with years of glazing craft.
Six Reasons Homeowners Choose TruePane Windows & Doors
Impact systems engineered to design pressures up to +/-100, matched to your wind zone - your openings hold when the storm arrives.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Florida homeowners average around 25% savings on the windstorm portion of their policy after protecting every opening - some homes qualify for more.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.



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