New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight Windows Fort Lauderdale pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line Florida homeowners arrive naming - the most Miami-Dade certifications in the industry$$$
- More Miami-Dade NOA certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe Florida value pick$$
- Vinyl systems built in Florida for Florida codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Miami-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
Therma-Tru Sliding & Patio Doors: The Fort Lauderdale Owner’s Guide
We stock and install Therma-Tru-compatible sliding and patio door parts across Fort Lauderdale, with most roller, track, and weatherstripping replacements running $190 – $480 installed depending on the exact part and door model. You’ll usually discover the failure the same way every South Florida homeowner does: the door starts dragging on the track after years of salt air and humidity, or you notice daylight sneaking in around the weatherstripping. A patio door that won’t glide or seal isn’t just annoying, it’s letting your air conditioning bleed out into the Fort Lauderdale heat every single day.
Which Therma-Tru Models This Applies To
Therma-Tru builds their sliding patio doors under a few distinct series, and the parts are not universally interchangeable, which is where we see the most DIY mistakes in Fort Lauderdale homes. The Smooth-Star and Classic-Craft lines use different roller assemblies than the Tru-Defense impact-rated doors, and the track profile on older 2000s-era Therma-Tru sliders won’t accept rollers designed for models built after 2015. Your best move is to check the sticker or etched marking on the door’s edge or frame corner, where Therma-Tru stamps the series name and manufacture date. If you can’t find it, a call to (754) 354-5397 with a photo of the bottom roller housing usually tells us what we need to know. And here’s the honest compatibility gotcha: on impact-rated Therma-Tru doors the original OEM parts are built to maintain the door’s wind-load rating, and we won’t substitute a generic aftermarket roller on those, because it can compromise the door’s performance in a hurricane.
Signs Your Therma-Tru Sliding & Patio Doors Is Failing
- Door drags or requires a hard push to move. This is almost always a roller assembly that’s flattened or corroded. In Fort Lauderdale, the salt air accelerates that corrosion on the steel ball bearings inside the roller wheels, and once they stop spinning freely the door starts grinding against the track.
- Visible daylight or draft at the meeting rail or jamb. The interlock weatherstripping and pile sweep have compressed or torn. On Therma-Tru sliders these are usually proprietary profiles, so a universal strip from the hardware store won’t close the gap properly.
- Water pooling at the door base after a heavy downpour. The weep holes in the bottom track are clogged with sand and grit, or the track’s drainage channel is corroded. Fort Lauderdale’s summer downpours expose this fast, and the water ends up at your flooring instead of outside.
- Door jumps the track or tilts when sliding. The track is warped or the roller housing has cracked. Once a heavy glass panel starts tilting, it puts uneven load on the track and can bind the door completely.
- You hear a grinding, gritty sound when opening. Debris and rust particles have embedded in the roller path. The fix is cleaning the track and replacing the rollers, not spraying it with lubricant that just traps more grit.
Replacement Cost & What’s Included
Most Therma-Tru sliding door part replacements in Fort Lauderdale run between $190 and $480 installed, which covers the part itself, our technician’s labor, track cleanup, and adjustment so the door glides and locks correctly. Where you land in that range depends on whether we’re swapping a single roller set or a full track-and-roller assembly, and whether your door is an impact-rated Tru-Defense model that requires OEM parts. You’ll get a written line-item price before any work begins, so you’ll see exactly what the part costs and what the labor costs, no revised invoice at the door. The work is backed by our 365-Day Done Right Promise: if the repair fails within the guarantee period, we come back and fix it at no charge.
DIY or Call Us?
You can safely check a few things yourself: whether the track is visibly rusted or bent, whether the rollers are flattened when you look at them from underneath with a flashlight, and whether the weatherstripping has torn loose at the corners. What you shouldn’t try is lifting a Therma-Tru glass panel out of its track by yourself. A sliding patio door panel can weigh 120 to 180 pounds, and the spring-loaded roller tension plus that weight makes a solo removal genuinely dangerous for your back and your floor. We’ve also watched too many homeowners buy a “universal” roller online, only to discover it doesn’t seat in the Therma-Tru housing and the door now binds worse than before. Tell me what the house needs, and we’ll figure out the rest from there. Call (754) 354-5397 and we’ll match the exact part to your door and have it done right.
FAQs
A typical roller set on a Therma-Tru slider lasts 6 to 9 years in Fort Lauderdale’s salt-air climate before the bearings lose their smoothness, and weatherstripping usually needs replacing every 4 to 6 years here because the humidity and UV beat it up faster than inland. If your door faces east toward the ocean breeze, expect the shorter end of those ranges. Call (754) 354-5397 if your door is hitting that age and starting to drag.
Roller assemblies and weatherstripping are replacement items on Therma-Tru sliders, because the wear parts are sealed or compressed and can’t be rebuilt. The track can sometimes be cleaned and re-seated rather than replaced, but if it’s warped or deeply corroded, a new track is the honest fix. We’ll give you a written price either way before starting.
Most single-part replacements on a Therma-Tru sliding door take 45 to 90 minutes once we’re on site, and we’re able to do same-day service in much of Fort Lauderdale for urgent failures like a door that won’t open or close at all. The only time it runs longer is if the track is so worn that the entire assembly needs to come out and be reset.
Our Fort Lauderdale trucks carry the most common Therma-Tru roller sizes, interlock weatherstripping, and sweep replacements, plus aftermarket equivalents we’ve tested and accept for non-impact doors. For Tru-Defense and other impact-rated models, we order the OEM part directly from our Therma-Tru supply chain, which typically adds a day or two. We also stock parts for PGT, CGI, and CWS door hardware lines if you have more than one brand in the house.
If your Therma-Tru patio door is dragging, leaking, or binding, call Westlight Windows Fort Lauderdale at (754) 354-5397. We’ll match your exact part, give you a written price before any work begins, and back the repair with our guarantee. Owen Satterfield and the rest of our crew have been doing this work in Fort Lauderdale since 2009, and we show up when we say we will.
Written by Owen Satterfield, Owner, Westlight Windows Fort Lauderdale at Westlight Windows Fort Lauderdale, serving Fort Lauderdale and nearby areas.
Six Reasons Homeowners Choose Westlight Windows Fort Lauderdale
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.