New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight Windows Austin pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
1. 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.
2. 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.
3. 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
PGT Sliding & Patio Doors: The Austin Owner’s Guide
If your PGT sliding or patio door is sticking, leaking air, or refusing to lock, we stock the replacement parts and hardware to get it working again. Most PGT roller, lock, and weatherstrip replacements in Austin run $180 to $520 installed, depending on the door’s age and what’s actually failed. The most common call we get starts the same way: the door used to glide with two fingers, and now it takes a shoulder.
We’re Westlight Windows Austin, an independently owned and operated Kingswell location. We install and service PGT doors and windows every week across Austin, and we’re not affiliated with PGT corporate. What we are is a local crew that stocks the parts PGT doors actually need in this climate, which matters more than you’d think.
Which PGT Models This Applies To
PGT builds their sliding and patio doors under two main families: the aluminum-frame WinGuard and Premier lines, and the vinyl-frame Spectrum and EZ-Breeze lines. The hardware is not interchangeable between the two families. A roller assembly from a Premier door will not seat properly in a Spectrum frame, and forcing it is how you end up with a door that binds worse than before.
To identify your door, look at the bottom corner of the interior frame. PGT stamps the series name and a manufacturing code there on doors built after 2010. If the label’s worn off or painted over, measure the thickness of the door panel: aluminum PGT doors run 1-3/4 inch thick, vinyl runs 1-1/2 inch. That single measurement tells us which hardware family we’re pulling from before we even see the door.
OEM PGT rollers and locks are good parts. But for doors over ten years old, we often recommend aftermarket stainless-steel roller assemblies from Caldwell or Prime-Line that outlast the original nylon wheels, especially if the door faces west or south. Austin sun cooks nylon rollers until they crack and flatten. That’s the single most common PGT sliding door failure we see in this market.
Signs Your PGT Sliding & Patio Door Is Failing
- The door drags or makes a grinding sound when you slide it. The roller wheels have worn flat or the ball bearings have seized. Dragging a door on flat rollers scores the aluminum track, and a scored track damages any new rollers you put in. Catch it early.
- The door lifts a half-inch when you pull the handle. This means the rollers are adjustable, and they’ve slipped down out of adjustment. Sometimes it’s a two-minute fix. Sometimes the adjustment screw is stripped, and the roller assembly is done.
- You can see daylight through the weatherstrip, or the floor gets hot near the door. PGT’s pile weatherstrip compresses after eight to twelve years of Texas heat. Once it’s flat, air moves freely, and your AC is paying for it. In July, that leak shows up on your electric bill as much as on your ankles.
- The latch catches but won’t lock, or the lock works only when you lift the door. The door has sagged, or the lock’s hook is no longer aligned with the strike plate in the jamb. It’s a security problem, not just an annoyance. A sliding door that won’t lock is an open invitation.
- Condensation or fog appears between the glass panels. The insulated glass unit’s seal has failed. PGT windows and doors carry their seal warranty, but once it’s expired, this is a glass replacement, not a hardware repair. We handle that too.
Replacement Cost & What’s Included
For a typical PGT sliding door in Austin, here’s what you’re looking at:
- Roller assembly replacement (both sides): $180 to $340 installed. Includes removing the panel, replacing both roller sets, cleaning and lubricating the track, and re-adjusting the door height and plumb.
- Lock or latch replacement: $140 to $260 installed. Includes hardware matched to your PGT series and realignment of the strike plate so the lock engages without lifting the door.
- Full weatherstrip replacement: $95 to $210 installed. Includes jamb seals, head seal, and the interlocking center meeting rail gasket.
- Track repair or replacement (scored aluminum): $220 to $520 installed. A scored track means the door was dragged on dead rollers too long. We can sometimes dress it smooth; sometimes it needs a new track section.
Every one of those prices is a written price you’ll have before we touch the door, per the Kingswell Guarantee. We’re talking parts plus labor in one number, with no change order when the door comes apart and we find something unexpected. If the part fails within our guarantee period, we return and correct it at no charge. That’s the Kingswell Way: say the price before the work, show up in the window we gave, leave the place cleaner than we found it, put the guarantee in writing, and come back if it fails.
DIY or Call Us?
There’s a sliding door that comes out of its track, and there’s a sliding door that wants to fight you. The first one you can sometimes set back in yourself, as long as the rollers are intact and you have help lifting. The glass panel on a PGT sliding door weighs 80 to 150 pounds, and it’s awkward weight, not gym weight. If it gets away from you, it breaks, and a replacement insulated glass unit for a PGT door runs several hundred dollars before labor.
Here’s the honest line: you can safely unscrew the roller adjustment covers at the bottom corners of the panel and check whether the adjustment screws turn freely. If they bottom out or spin without resistance, the roller assemblies are stripped, and that’s where we’d rather you stop. A door hanging by one working roller can drop. Owen Satterfield has put enough panels back in that were lifted out by well-meaning homeowners and never seated right again. Measure it right the first time and the rest of the job takes care of itself. That goes double for a 120-pound glass panel.
If the rollers are shot, or the lock won’t line up, or you’re not sure which one it is, call us at (254) 322-3468 and we’ll talk you through what you’re looking at. We answer the phone 24/7 with a real person, not a menu and not a chatbot. Half the time we can diagnose it over the phone from what you’re describing.
FAQs
The original factory rollers in a PGT sliding door last 8 to 12 years in Austin’s heat, less if the door faces west or south. Aftermarket stainless-steel rollers we install typically last 15 years or more. The nylon wheels in OEM rollers are the weak point, not the metal housing.
In most cases, the door can be repaired. We replace the failed hardware: rollers, locks, weatherstrip, or track. Full door replacement only makes sense if the glass is blown, the frame is badly bowed, or you’re upgrading to impact-rated PGT glass for storm protection. Call (254) 322-3468 and we’ll tell you which bucket your door falls into.
Most roller replacements take 45 to 90 minutes on site. The panel comes out, the old rollers come off, the new ones go on, the track gets cleaned and lubricated, and the door goes back in adjusted and plumb. You’ll test it before we pack up.
We keep the most common PGT roller assemblies, locks, and weatherstrips on our trucks, because they’re the same parts we install on new PGT doors across Austin. Less common hardware takes 3 to 5 business days from our supplier. If your part needs ordering, we’ll tell you that before we schedule, not after we show up.
Call Westlight Windows Austin for PGT Sliding & Patio Door Repair
If your PGT sliding door is dragging, sticking, or won’t lock, we’ll get it right. Call (254) 322-3468 for a free estimate and a written price before any work starts. We carry PGT hardware plus parts for CGI, CWS, and ES Windows doors, and we answer the phone around the clock. If it’s not sliding right, you shouldn’t be the one fighting it.
Written by Owen Satterfield, Owner, Westlight Windows Austin at Westlight Windows Austin, serving Austin and nearby areas.
Six Reasons Homeowners Choose Westlight Windows Austin
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.