Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Why Westchester Homeowners Choose Therma-Tru Windows & Doors
Winslow Windows & Doors provides Therma-Tru Windows & Doors in Westchester, FL with independent repair, refinishing, and installation and we’ve been doing it since before most homeowners knew what a fiberglass entry system was. Our crews work on Classic-Craft, Smooth-Star, Pulse, and Fiber-Classic lines daily, which means we diagnose problems by the specific failure mode, not by guesswork. We are not authorized by Therma-Tru, and that’s by design: we repair what others replace, because an independent shop answers to you, not to a manufacturer’s replacement quota. Call (863) 251-5864 for a straight answer about your Therma-Tru door or window.
Why Trust Winslow Windows & Doors for Your Therma-Tru Windows & Doors?
Ed Winslow has spent the better part of two decades measuring, installing, and standing behind every window and door his crew puts in, and Westchester has been his crew’s backyard for years, from quiet cul-de-sacs near Bird Road to older ranch homes tucked off the Palmetto. He learned the trade hands-on through Miami Dade College’s Building Construction Technology program, then spent years providing Miami Therma Tru service before putting his own name on the truck. When a Therma-Tru Classic-Craft door shows grain-line cracking at the bottom rail, we know it’s standing water on a west-facing exposure, not a defect, and we fix the drainage, not just the crack. That’s the difference between a parts-swapper and a service provider who actually understands how these doors age in Westchester’s humidity and afternoon storms. We use OEM Therma-Tru corner pads, sweeps, and sill caps when exact color and texture match matters, and we stock the common wear items locally so you’re not waiting on a warehouse shipment from Indiana.
Common Therma-Tru Windows & Doors Problems We Fix in Westchester
- Grain-line cracking at the bottom rail of Classic-Craft doors. The Classic-Craft Mahogany Collection is a molded fiberglass door with a deep, convincing woodgrain texture. On west-facing exposures in Westchester, afternoon sun heats the slab, rain pools at the bottom rail, and the thermal cycling eventually opens hairline cracks along the molded grain lines. We route out the crack, fill with two-part fiberglass epoxy, and refinish to the original stain. It’s a repair, not a replacement, and it lasts.
- Compression weatherstripping deformation on Pulse Series doors. Pulse doors use a compression weatherstrip along the bottom sweep. After repeated thermal cycling, that strip deforms, and the door starts leaking air at the threshold even though the sweep looks fine from the outside. We see this constantly in Westchester because the afternoon sun beats on front entries for hours. The fix is a new OEM Therma-Tru sweep and proper threshold adjustment, not a whole new door.
- Fiberglass skin delamination at hinge preparations on older Smooth-Star slabs. The Smooth-Star line has been around long enough that some Westchester homes have original-install doors from the early 2000s. Over-torqued hinge fasteners, usually from a previous handyman or a rushed install, can separate the fiberglass skin from the core at hinge points. We re-laminate, re-drill, and re-hang with correctly torqued fasteners, which sounds simple but requires knowing what the core material will actually hold.
- Adjustable sill cap failure on Fiber-Classic Oak doors. The Fiber-Classic Oak Collection has an adjustable sill cap that’s great until it fills with leaves, sand, and debris during summer downpours and stops draining properly. Water pools, wicks up into the bottom rail, and you get swelling. We pull the cap, clean the drain channels, and replace it with a new OEM Therma-Tru cap when the old one is warped. Then we check the drainage path so it doesn’t just happen again next June.
- Jalousie-to-impact conversions on Therma-Tru side lites and transoms. A lot of Westchester homes still have original jalousie windows flanking the front door, and when we replace an entry system, we’re often retrofitting the side lites and transom at the same time. Therma-Tru offers impact-rated lite packages that meet Miami-Dade NOA requirements, and we install them in full compliance with HVHZ anchoring and glazing standards. It’s the most common two-for-one job in this neighborhood.
Therma-Tru Parts & Our Repair-vs-Replace Approach
We use OEM Therma-Tru corner pads, sweeps, and sill caps when the door style demands exact color and texture match. A Classic-Craft Mahogany door has a specific stain tone and grain depth; an aftermarket sweep won’t throw that off, but a mismatched corner pad will catch your eye every time you walk past. For discontinued Classic-Craft trims, we source color-matched aftermarket fiberglass repair kits and refinish on site. We’ll honestly tell you when a new slab beats a patch, especially if the core is swollen. Swollen core means water has penetrated past the skin, and no amount of epoxy fixes a saturated foam core. When repair makes sense, we repair. When replacement is the only honest call, we say so, and we quote both options with line-item pricing so you can see the math yourself. Call (863) 251-5864 and we’ll walk you through what we’d do and why.
Our Therma-Tru Service Process - Step by Step
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Diagnosis. We inspect the slab, the frame, the sill, the weatherstripping, and the hinge hardware. For Therma-Tru doors specifically, we check for the known failure modes: grain-line cracking on Classic-Craft, compression strip deformation on Pulse, and skin delamination on older Smooth-Star slabs. We also check the drainage path, because in Westchester the problem is usually water, not hardware.
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Repair or installation. For repairs, we use OEM Therma-Tru parts where color and texture matter, and quality aftermarket kits where they don’t. For full replacements, we’re a Therma-Tru installer with experience in Full Frame Replacement, Hurricane-Proof Front & Entry Doors, and new Entry Door installations, all done to Miami-Dade NOA compliance.
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Testing. We cycle the door, check the sweep contact along the full threshold, verify the latching, and water-test the sill drainage. On impact-rated units, we confirm the lite package matches the NOA and the anchoring is to spec. We don’t call a job done until the door closes square and the threshold drains.
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Warranty and follow-through. Every job carries Winslow Windows & Doors’ 36500-Day Done Right Promise. If it’s not done right, we make it right. That’s Ed’s name on the business, and it means the job doesn’t end when we pull out of your driveway. My name’s on the business. That means the job doesn’t end when we pull out of your driveway.
Therma-Tru Products We Service & Install in Westchester
We service and install the full Therma-Tru residential lineup we encounter in Westchester: the Classic-Craft Mahogany Collection, Smooth-Star, Pulse Series, and Fiber-Classic Oak Collection. That covers entry doors, side lites, transoms, and full frame replacement jobs. We stock common OEM Therma-Tru wear parts locally, including sweeps, corner pads, and sill caps for the Classic-Craft and Fiber-Classic lines, which means most repairs in Westchester don’t wait on a parts shipment. For full installations, we order slab and lite packages to spec, with the exact Impact Windows glass package you need for Miami-Dade’s HVHZ requirements.
We Also Service These Brands
Therma-Tru is one of eight brands we install and service. If your Westchester home has PGT impact windows, a CGI front door, CWS sliders, or ES Windows elsewhere on the property, the same crew handles all of it. You don’t need one company for the front door and another for the back patio. Winslow Windows & Doors is a full exterior-protection specialist, and we’ve been doing it since 2011.
FAQs - Therma-Tru Windows & Doors Service in Westchester
In most cases it can be repaired, provided the fiberglass core behind the crack hasn’t swollen from water infiltration. We route out the crack, fill it with two-part fiberglass epoxy, sand it smooth, and refinish the panel to match the original stain. The repair is structurally sound and visually invisible on most grain patterns. If the core is swollen or the crack runs through the threshold, we’ll tell you replacement is the better call. Call (863) 251-5864 and we’ll come look at your door before you spend money on a guess.
The compression weatherstripping on Pulse Series doors deforms after repeated thermal cycling, which is exactly what Westchester’s afternoon sun does to west-facing entries. The strip compresses and loses its rebound, so the door passes air even though the sweep appears intact. The fix is a new OEM Therma-Tru sweep and a threshold adjustment to restore proper contact. It’s a common repair and one we do regularly in Westchester. For an exact diagnosis, call (863) 251-5864.
Yes. The Fiber-Classic Oak Collection uses a molded grain pattern and a specific stain tone. We mix stain on site to match the existing finish, not the factory swatch, because a Westchester door that’s faced ten years of UV fades differently than a new one. After the repair, we blend the refinished area into the surrounding panel so the fix doesn’t look like a patch. Bring us a photo and we can usually tell you over the phone whether it’s repairable, then confirm in person.
It depends on the specific Smooth-Star model and the lite package it was ordered with. Smooth-Star slabs can be configured with impact-rated glass to meet Miami-Dade NOA requirements, but not every Smooth-Star door on a Westchester home carries that rating, especially older installs that predate modern Therma Tru repair in Coral Gables standards. We verify the NOA documentation for your specific product before quoting any work, because code compliance here is non-negotiable. If your Smooth-Star isn’t impact-rated, we’ll show you what it takes to bring it to code, whether that’s a lite-package upgrade or a full replacement.
First we fix the drainage problem, because if we don’t, any repair is temporary. That usually means pulling the adjustable sill cap, clearing the drain channels of the sand and debris that collect during Westchester summer storms, and replacing the cap with a new OEM Therma-Tru unit if it’s warped. Then we assess the swelling. If it’s minor and the core hasn’t been saturated long, we can often dry, sand, and refinish the bottom rail. If the core is swollen, the slab is done, and we’ll say so plainly. Call (863) 251-5864 and we’ll take a look at it - the diagnosis is free in our home county.
Therma-Tru repairs in Westchester typically run from about $150 for a sweep replacement and threshold adjustment up to $700-$1,200 for an extensive fiberglass repair with on-site refinishing. Full door replacement depends on the slab, the lite package, and whether you’re in a CBS opening that needs masonry anchoring, but most entry door replacements in this neighborhood land between $2,800 and $6,500 installed. We give line-item quotes before any work starts, and the price we quote is the price you pay. Call (863) 251-5864 for an exact quote on your door.
Book Your Therma-Tru Service in Westchester, FL
Call (863) 251-5864 and a real person answers, day or night. Tell us what your Therma-Tru door or window is doing, or not doing, and we’ll set up a time to come see it. Estimates are free in our home county, and every job carries the 36500-Day Done Right Promise. The one down the road.
Written by Ed Winslow, Owner at Winslow Windows & Doors, serving Westchester since 2011.
Six Reasons Homeowners Choose Winslow 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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