New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight Windows Miami 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 Windows & Doors in Miami, FL | Westlight Windows Miami
Westlight Windows Miami provides independent Therma-Tru service across Miami, from Coral Gables bungalows to high-rises overlooking Biscayne Bay. We’re not a factory-authorized dealer, and that’s the point: we repair what’s failing instead of pushing a full replacement. The one thing that makes our Therma-Tru work different here is that we treat Miami’s salt air and hurricane season as the real warranty on every part we touch. Call (850) 753-2730 and tell us what your door is doing.
We’ve been running Therma-Tru service calls since 2009, and we carry Therma-Tru sales & service expertise that covers Smooth-Star, Classic-Craft, Pulse, and Benchmark entry doors. If you’re in Miami and your Therma-Tru door is sticking, corroding, or leaking at the threshold, we’ll give you a written price before any work starts.
Why Miami Residents Choose Us for Therma-Tru Service
Owen Satterfield, our owner, learned windows and doors at Los Angeles Trade-Technical College and spent nearly two decades on installs across Southern California. The problems Miami throws at a Therma-Tru door are different, though. Salt spray off the Atlantic eats hinge plates. South-facing slabs bake in the sun and swell. He knows Miami’s humidity and wind loads the way a doctor knows a patient’s chart, and he doesn’t guess at specs. His approach: “Tell me what you’re dealing with, and I’ll tell you straight what it’ll take to fix it.”
Our techs have run hundreds of Therma-Tru service calls across Miami, including Miami service area coverage from Shenandoah to Silver Bluff. We use genuine Therma-Tru parts where fit and finish matter, and we source marine-grade aftermarket weatherstripping and sweeps where they simply hold up better in this climate. Every job gets a written price up front, a real arrival window, and a written Kingswell Guarantee on the completed work. If the repair fails within the guarantee period, we come back and fix it at no charge.
Common Therma-Tru Windows & Doors Problems We Solve in Miami
- Salt-air pitting on hinges and threshold screws. East-facing entries in Miami take the worst of it. Therma-Tru’s adjustable hinges and threshold screws corrode until the door sags or the threshold cap won’t sit flush. We replace the hardware with corrosion-resistant components and align the slab.
- Swollen or warped fiberglass door slabs. South-facing exposures in Miami get direct sun for most of the day. Combined with 75 to 80 percent humidity, the slab edge absorbs moisture and expands enough that the door won’t latch. We repair the slab when the core is sound and only recommend replacement if the structural edge is compromised.
- Compressed or cracked Q-Lon weatherstripping. Miami’s summer downpours find every gap. When Therma-Tru’s Q-Lon strips lose their shape, wind-driven rain rides right into the foyer. We replace the weatherstripping and verify the seal with a water test before we leave.
- Bottom sweep failure from sand and salt. Dune sand and wind-blown salt grit abrade the sweep until it tears. Then the door leaks air, water, and palmetto bugs. We install marine-grade sweeps that outlast the factory part in coastal Miami conditions.
- Threshold cap lifting from corrosion. The screws holding the threshold cap seize in place, then rust through. The cap lifts and creates a trip hazard plus a water path. We drill out the old fasteners, treat the substrate, and reset the cap with proper corrosion protection.
Therma-Tru Service in Miami: What Local Conditions Mean for Your Equipment
Here’s something you’ll only run into in a few neighborhoods in this city. In Miami’s designated historic districts like Shenandoah, original 1930s steel casement windows are often paired with later Therma-Tru entry doors. The steel window frames rust solid from decades of salt air, but the Therma-Tru door slab itself may be perfectly salvageable. We frequently replace only the window with our Miami Window Replacement service and restore the door, matching both Miami-Dade wind-load rules and historic preservation requirements. That’s not a repair scenario you’ll find in Hialeah or Doral, where the housing stock is newer and the historic rules don’t apply. It changes the repair logic entirely: you’re not paying for a full door replacement, you’re paying for a targeted restore that keeps the district happy and the house buttoned up.
In neighborhoods like Silver Bluff, we see the same salt-air pattern on a different housing type: 1940 concrete-block ranchers where the original Therma-Tru entry door has outlasted the window frames around it. Our crew was called to a place on a quiet street there for Miami Window Installation work when we found the Classic-Craft door had swollen so badly it couldn’t latch. The bottom sweep had failed, letting humid salt air into the slab’s edge and causing fiberglass delamination. We pulled the slab, replaced the sweep with a marine-grade aftermarket version, and re-hung it on corrosion-resistant hinges. The door closes cleanly now and keeps out the summer storms.
Therma-Tru Models & Products We Service in Miami
We service all four major Therma-Tru lines found in Miami homes: Smooth-Star fiberglass entry doors, Classic-Craft fiberglass entry doors, Pulse entry doors, and Benchmark by Therma-Tru doors. For critical components like hinge plates, door slabs, and threshold caps, we use genuine Therma-Tru OEM parts to preserve fit and finish. For weatherstripping and sweeps, we often source aftermarket marine-grade versions because they withstand Miami’s salt air better than the factory originals. We stock common parts locally for fast turnaround and order specialty pieces directly.
We also handle hurricane-proof front and entry door upgrades for existing Therma-Tru slabs where the frame and hardware can be reinforced to meet Miami-Dade High Velocity Hurricane Zone codes. And we do energy-efficient upgrades: resealing, new weatherstripping, threshold replacement, and low-e glass retrofits where applicable.
Therma-Tru Service Pricing in Miami
Here’s what you can expect before you call. A basic Therma-Tru service visit in Miami, which covers diagnosis plus minor adjustment or weatherstripping replacement, typically runs $120 to $240. Hinge replacement with corrosion-resistant hardware runs $180 to $350 per door, depending on how many hinges and whether the slab needs realignment. A full threshold cap replacement, including drilling out seized screws and installing new fasteners, runs $300 to $500. Door slab re-hanging and alignment runs $250 to $450. Full slab replacement runs higher and depends on the Therma-Tru model and size.
What drives the cost in Miami is the corrosion factor. Drilling out seized screws and treating rusted substrate takes more time than a fresh install in a dry climate. Every job starts with a free estimate and a written line-item price before any work begins. We don’t revise quotes at the door. Call (850) 753-2730 for an exact quote, estimates are free.
Serving Miami, FL - Our Local Coverage Area
We’re based in the Miami 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 Windows & Doors in Miami
Fiberglass door slabs absorb moisture along exposed edges when weatherstripping fails, especially on south-facing entries in Miami that get direct sun plus 75 percent or higher humidity. The slab swells just enough to bind against the frame. We fix this by replacing the failed sweep or weatherstripping, then re-hanging the slab with proper clearance. Call (850) 753-2730 and we’ll diagnose it on site.
Yes, in most cases. If your Therma-Tru slab is structurally sound, we can reinforce the frame, upgrade the hardware anchors, and install impact-rated glazing where applicable to bring the door into compliance with Miami-Dade High Velocity Hurricane Zone requirements. We’ll assess the specific door and give you a written price before any work starts. Call (850) 753-2730 for a free estimate.
For critical components, yes. We use genuine Therma-Tru hinge plates, door slabs, and threshold caps to preserve the original fit and finish. For weatherstripping and bottom sweeps, we use marine-grade aftermarket parts that hold up better against Miami’s salt air than the factory originals do in coastal conditions.
We work within the district’s rules. In areas like Shenandoah, we restore the existing Therma-Tru slab where possible and only replace what the preservation board requires. We’ve done many jobs where a 1930s steel casement window gets replaced while the Therma-Tru door is restored in place. We handle the paperwork coordination and make sure the work meets both Miami-Dade wind-load rules and the district’s preservation standards.
Replace the factory hinges and threshold screws with marine-grade stainless or treated equivalents, and upgrade the bottom sweep to a corrosion-resistant version. In Miami’s salt air, even good original Therma-Tru hardware will pit within a few years on east-facing entries. We stock the right corrosion-resistant parts and install them correctly the first time. Call (850) 753-2730 for an exact quote, estimates are free.
Service Areas Near Miami
Beyond Miami proper, we run Therma-Tru service calls in Therma-Tru service in Hialeah, Therma-Tru service in Doral, Kendall, North Miami Beach, and Aventura. Same crew, same Kingswell Guarantee, same written-price promise. If you’re within 30 minutes of our Miami base, we can usually get to you within one business day.
Book Your Therma-Tru Service in Miami Today
If your Therma-Tru door is sticking, leaking, or rusting at the hinges, call (850) 753-2730 now. A live person answers, 24/7, not a voicemail box. We’ll talk through what you’re seeing, give you a straight idea of the fix, and schedule your free estimate at a time that works for you.
Written by Owen Satterfield, Owner at Westlight Windows Miami, serving Miami since 2009.
Six Reasons Homeowners Choose Westlight Windows Miami
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.