







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Therma-Tru Construction in Clermont, FL | Mason Remodeling Co Orlando
We provide independent Therma-Tru entry door service across Clermont, from slab replacements to full frame retrofits, and we’ll give you a written price before any work starts. The thing that sets our Therma-Tru work here apart is that we know how these doors fail specifically in Clermont’s lake-effect humidity and hillside wind, not just how they fail in a catalog. Call (850) 920-7745 for a straight answer and a free estimate.
Why Clermont Residents Choose Us for Therma-Tru Service

We’ve worked on Therma-Tru entry systems throughout Clermont long enough to know the difference between a door that needs a new sweep and one that needs a new slab. Isaac Pruett, our owner, learned the trade at Los Angeles Trade-Technical College and has spent decades on real projects for real families, and he runs our crews the same way: show up when we say we will, keep the job site clean, and tell you the truth about what something costs. When you call our General Contractor - Clermont team about a Therma-Tru door, you get a live person, not a call tree, and before anyone arrives you’ll receive the technician’s name and photo, plus a photo ID badge at the door. That’s the Threshold Standard, and it’s not optional on any job we do. We’re an independent Therma-Tru service provider, not a manufacturer-authorized dealer, which means we recommend repairs when they make sense and replacements only when the door is genuinely done.
For more on what we service, see our Therma-Tru sales & service page.
Styles & brands we work with







Common Therma-Tru Construction Problems We Solve in Clermont
- Warped Classic-Craft Mahogany slabs from lake humidity and west-facing sun. The Classic-Craft Mahogany Collection looks like real wood but it’s fiberglass, and fiberglass still moves when Clermont’s summer heat and lake air push against it. A west-facing entry off Lakeshore Drive takes direct afternoon sun plus moisture off the water, and we regularly see slabs bowed a quarter to half an inch. We replace the slab, adjust the hinges, and add a drip cap so the rough opening stops wicking rain.
- Failed corner seals on Smooth-Star sidelites during thunderstorm season. Smooth-Star Fiberglass Doors are solid, but the corner seals on sidelites are the weak point, and Clermont’s afternoon thunderstorms throw wind-driven rain that finds every gap. Water intrusion at the corners is the classic failure, and we fix it with OEM seals and proper flashing, not a bead of caulk that lasts one rainy season.
- Sagging multi-point locks on Fiber-Classic doors near the chain of lakes. The Fiber-Classic Oak Collection holds up well, but lakefront homes in Clermont settle, and when the frame shifts even a little, the multi-point lock stops lining up. We realign the frame, tune the lock mechanism, and use OEM components so the door actually locks the way it should.
- Deteriorated bottom sweeps and weatherstripping on Pulse doors from sandy soil. Pulse Door Systems are built for energy efficiency, but the bottom sweeps take abuse from sandy soil tracked in near lake access points. Clermont’s sandy, well-drained ground means grit gets into the sweep and eats it faster than you’d expect. We replace sweeps and weatherstripping with Therma-Tru OEM parts because aftermarket seals rarely match the slab profile.
- Rot in door frames on older 1970s-1990s ranch homes. Many Clermont homes around the original downtown and lakes predate current hurricane codes, and their door frames weren’t flashed the way we do it now. We see rot at the bottom corners of frames on these older builds, and we repair or replace the frame as needed while matching the existing trim profile.
Therma-Tru Service in Clermont: What Local Conditions Mean for Your Equipment
Clermont’s hilly terrain and chain of lakes create high-wind microclimates along Lakeshore Drive and East Avenue, and that changes how Therma-Tru entry systems perform here. Wind-driven rain batters doors in these pockets in a way flat inland subdivisions never experience. A Therma-Tru door that’s perfectly fine in a 2010s planned community off Highway 50 can leak at the sidelite corners on a lakefront lot because the rain isn’t falling, it’s being driven sideways into the frame. We account for that when we assess any Therma-Tru door in Clermont, which means we check the flashing, the drip cap, the sill pan, and the corner seals, not just the slab. If we find wind-driven rain intrusion on a lakeside home, we retrofit the opening with proper flashing and drainage before the door fails. That kind of assessment is standard for us here, and it’s a big part of why our Therma-Tru work in Clermont holds up season after season. Our tech replaced a warped Classic-Craft Mahogany slab on a 1990s ranch off Lakeshore Drive, installing a new OEM bottom sweep and adjustable hinges because the original door had bowed nearly half an inch from years of lake humidity. We also added a drip cap above the frame so afternoon downpours stop wicking into the rough opening.
Therma-Tru Models & Products We Service in Clermont
We service the Therma-Tru lines most common in Clermont homes: Classic-Craft Mahogany Collection, Smooth-Star Fiberglass Doors, Fiber-Classic Oak Collection, and Pulse Door Systems. When parts are needed, we use Therma-Tru OEM weatherstripping, hinges, and multi-point lock components whenever they’re available, because aftermarket seals rarely match the slab profile and fail within one rainy season here. We keep common OEM parts stocked locally for faster Clermont turnaround, and we recommend replacement only when the door slab is delaminating or the frame has rot beyond repair. Otherwise we repair and tune the existing system, which is usually the better value for Clermont homeowners.
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AfterTherma-Tru Service Pricing in Clermont

Therma-Tru door work in Clermont falls into a few clear ranges, and we write the price down before we touch anything.
| Service | Price Range |
|---|---|
| Therma-Tru door slab replacement | $1,500 – $4,500 |
| Full Kitchen Remodeling | $14,000 – $45,000 |
| Roof Repair | $400 – $1,800 |
| Impact Window Installation | $8,000 – $25,000 |
What drives the cost is simple: a slab replacement is less than a full frame retrofit, and a frame with rot or hurricane-code upgrades costs more than a simple sweep replacement. Every estimate is free, and you’ll get a written line-item quote before any work begins. Call (850) 920-7745 and we’ll walk you through what your door actually needs.
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 – Therma-Tru Construction in Clermont
Fiberglass doors resist warping better than wood, but Clermont’s combination of high humidity off the chain of lakes and intense afternoon sun on west-facing entries still causes movement. The slab expands and contracts with heat and moisture, and over time that can bow the door enough to affect the seal and the lock alignment. We fix this by replacing the slab, installing adjustable hinges, and adding a drip cap to keep rain out of the rough opening as part of our Clermont Bathroom Remodeling and door services. Call (850) 920-7745 for an assessment and a written quote.
Yes, in many cases we can. Multi-point locks on Fiber-Classic and other Therma-Tru lines can be retrofitted if the existing slab is in good shape, though the frame often needs reinforcement, especially on older Clermont ranch homes that predate current codes. We’ll tell you honestly whether retrofitting makes sense or whether a new frame and slab is the better route for your budget. Call (850) 920-7745 and we’ll take a look.
We do, and this is one of the most common calls we get from homeowners along Lakeshore Drive and East Avenue. Wind-driven rain from Clermont’s afternoon thunderstorms finds gaps in the corner seals and flashing of sidelites, and caulk alone won’t hold. We remove the old seal, install OEM corner seals and proper flashing, and add a drip cap where needed so the opening sheds water the way it was designed to. Call (850) 920-7745 for a free estimate.
We’re an independent service provider, so we don’t process Therma-Tru manufacturer warranty claims directly. What we do is give you a written diagnosis and repair or replacement quote with OEM parts, and we’ll help you understand what your warranty covers so you can file the claim yourself. We’re not tied to a dealer, which means our recommendation is about what’s right for your Clermont home, not what moves inventory. Call (850) 920-7745 and we’ll talk it through.
It depends on the slab and the frame. If the Fiber-Classic slab is sound and the frame isn’t rotted, repairing the sweep, weatherstripping, and lock is almost always the better value. If the slab is delaminating or the frame has rot beyond a simple patch, replacement is the honest call. We’ll give you a straight answer either way, with a written price before any work starts. Call (850) 920-7745 for a free estimate.
Service Areas Near Clermont
We provide Therma-Tru service across Clermont and the surrounding area, including Therma-Tru service in Orlando, Therma-Tru service in Orlovista, Apopka, Lake Mary, and Maitland. See our Clermont service area page for full coverage details.
Book Your Therma-Tru Service in Clermont Today
Tell me what the problem is. We’ll figure out the rest from there. Call (850) 920-7745 to schedule your free Therma-Tru estimate in Clermont, and we’ll send a technician whose name and photo you’ll receive before they arrive.
Written by Isaac Pruett, Owner at Mason Remodeling Co Orlando, serving Clermont since 2004.











