New windows and doors improve comfort, cut energy bills and add long-term value to your home. Hale Windows San Diego 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 homeowners arrive naming - the most impact certifications in the industry$$$
- More impact certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe value pick$$
- Vinyl systems built to strict wind codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Factory-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 San Diego Owner’s Guide
We stock and install Therma-Tru-compatible sliding and patio door parts across San Diego, with most roller, track, and lock replacements priced between $185 and $520 installed, depending on the specific part and your door’s series. We typically have common Therma-Tru rollers, handle sets, and weatherstripping on the truck, so many repairs get done the same visit. Most San Diego homeowners call us after the door starts dragging across the track, refuses to latch, or lets in a whistle of air near the handle. The good news: a Therma-Tru door is built to be repaired, and the fix is usually cheaper than a full door replacement.

Which Therma-Tru Models This Applies To
Therma-Tru sliding patio doors fall into a few main families: the SlimLine series, the Tru-Defense door lines, and the Classic-Craft patio door setups that pair with their fiberglass entry systems. The compatibility gotcha we see most often in San Diego is the roller assembly. SlimLine doors from the late 2000s use a single-wheel adjustable roller, while newer Tru-Defense units use a dual-wheel tandem carrier. They are not interchangeable. If you can read the sticker on the top rail of the moving panel, you’ll usually see a series code that starts with “SL” or “TD” followed by four digits. If the sticker is gone, measure the roller housing width in millimeters before you buy anything. We carry OEM Therma-Tru rollers and a small selection of aftermarket equivalents we’ve tested in coastal conditions. For locks and handlesets, we strongly recommend OEM. Aftermarket handle sets for Therma-Tru doors have a reputation for misaligned screw holes and sloppy latches.
Signs Your Therma-Tru Sliding & Patio Doors Is Failing
- The door drags or grinds when you slide it. This almost always means the roller bearings have worn flat or the roller wheel has corroded. Salt air near the San Diego coast accelerates this, turning a five-minute glide into a two-handed shove.
- The door won’t latch or the handle flops loose. Therma-Tru latch mechanisms use a spring-loaded hook that catches the receiver plate. When the internal spring fails, the door will shut but never stay shut.
- You feel a draft near the edges of the door. The weatherstripping on Therma-Tru doors is a compression bulb seal. Over time it flattens and loses its rebound, especially on west-facing doors that take direct afternoon sun in San Diego.
- The door jumps the track or sits tilted in the frame. This points to a broken roller bracket or a track that’s collected debris in the groove. Forcing it any further will chew up both the track and the bottom rail.
- Condensation between the glass panels. That’s a failed insulated glass unit, not a part swap. It tells us the seal around the glass has broken and the argon or air fill has leaked out. On Therma-Tru doors, we replace the glass pack, not the whole door.
Replacement Cost & What’s Included
Here’s what San Diego homeowners can expect to pay for the most common Therma-Tru sliding door repairs, parts and labor included:
- Roller assembly replacement: $185 – $310 for a set of two, including removing the panel, installing the new carriers, and adjusting the height.
- Handle set and latch replacement: $220 – $380 depending on whether it’s a simple thumb-latch or a keyed lockset.
- Weatherstripping replacement: $140 – $260 for a full perimeter seal job.
- Track repair or replacement: $280 – $520 if the bottom track has bent, corroded, or been gouged by a failed roller.
- Insulated glass unit replacement: $450 – $900, size and low-E spec dependent.
The range comes down to two things: which Therma-Tru series you have, and whether the surrounding hardware is worth saving. We always quote parts and labor separately so you see exactly what you’re paying for. Every repair carries a written guarantee, and if the repair fails, the second visit is free. That’s part of the 365-Day Done Right Promise we stamp on every job.
DIY or Call Us?
You can safely inspect the track groove for debris, check whether the handle screws are loose, and look at the weatherstripping for flattening. That’s diagnosis, and it helps us give you an accurate price over the phone. The actual panel removal is where DIY goes sideways. A Therma-Tru sliding panel can weigh between 80 and 140 pounds, and removing it without the proper lift-and-tilt sequence risks the panel dropping on you or cracking the glass. We also see a fair number of homeowners in San Diego who’ve stripped the adjustment screw inside the roller housing by turning it with the panel still loaded. If you’re not sure which series you have, snap a photo of the sticker on the door edge and text it to us before you dig in. Or just call (619) 793-3248 and Spencer Odell or one of our techs will talk you through what you’re looking at.
FAQs
In coastal San Diego, expect 8 to 12 years from the original Therma-Tru rollers before the bearings start to bind or the wheel flattens. Homes within a mile or two of the ocean tend to be on the shorter end because salt air works its way into the bearing grease. Inland, 12 to 15 years is realistic.
No. Therma-Tru rollers are sealed units; once the bearing wears, the whole carrier gets replaced. Same story for the latch mechanism: the internal spring isn’t serviceable. The good news is these are off-the-shelf-ish parts, not exotic components. We usually finish a roller or handle swap in under an hour, and the written price is in your hands before we start.
Most roller, handle, and weatherstripping repairs take 45 to 90 minutes on site. A glass unit replacement takes about two hours including cleanup. If we have the part on the truck, it’s one visit. If we need to order a specific Therma-Tru part, we’ll tell you the day it’s scheduled to arrive and book your install around that date.
We stock common Therma-Tru rollers, handle sets, and weatherstripping on the truck for the SlimLine and Tru-Defense series. Less common items, like a specific glass pack or a custom-width track, come direct from our supplier in Southern California and usually land within three to five business days. We also carry service parts for PGT, CGI, and CWS doors if you have more than one door type at home.
Written by Spencer Odell, Owner, Hale Windows San Diego at Hale Windows San Diego, serving San Diego and nearby areas.
Six Reasons Homeowners Choose Hale Windows San Diego
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
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.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.