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
CWS Sliding & Patio Doors: The Miami Owner’s Guide
We install and service rollers, tracks, handles, locks, weatherstripping, and replacement panels for CWS sliding and patio doors throughout Miami, with most part replacements running $125 – $425 installed depending on what failed. The usual story we hear is a door that was smooth for years, then one day it takes a shoulder to move, or the handle flops loose, or you can feel daylight through the edge. We keep the most common CWS-compatible hardware on the truck, so a single trip often finishes the job the same day we arrive.
Which CWS Models This Applies To
CWS manufactures sliding glass doors and hinged patio doors across several series lines, including their impact-rated models common in Miami-Dade and Broward. The compatibility catches we run into most often: roller assemblies differ between single-slide and pocket-door versions, and some older CWS doors from the early 2000s used a non-standard roller housing that modern generic parts won’t fit without milling the stile. The hinge-side hardware on French-style CWS patio doors is generally standardized, but the multi-point lock on newer models keys off a specific gearbox that aftermarket kits don’t always replicate cleanly. If you can read the product label, it’s usually in the top track or on the edge of the sliding panel, and that number tells us immediately which generation we’re dealing with. We default to OEM or manufacturer-specified replacement hardware for CWS doors, especially on impact-rated units, because the wind-load rating for Miami’s building code means the door’s parts were engineered as a system. Westlight Windows Miami is an independent service and installation provider, not affiliated with CWS, and we also stock parts for PGT, CGI, and ES Windows doors.
Signs Your CWS Sliding & Patio Doors Is Failing
- The door grinds or won’t glide. Roller bearings fail slowly, usually from salt air and grit working into the housing. By the time it’s heavy to open, the wheel’s flat-spotted against the track, and continuing to force the door will score the rail.
- The handle turns but the latch won’t catch. On CWS multi-point systems, this usually means the gearbox inside the stile has stripped. The handle feels fine, but the hook bolts stopped retracting, which leaves the door feeling locked even when you can see it’s not.
- Water pools at the threshold when it rains hard. The most common Miami pattern we see is from blocked weep holes, but if the track itself has sagged in the middle from years of heat and weight, water routing stops working entirely.
- You can see daylight or feel a draft at the meeting rail. The interlock’s weather pile has worn flat. It’s a cheap part, but if it’s been neglected long enough, the aluminum itself has worn at the contact point and just replacing the pile isn’t enough.
- Condensation is building inside the glass. The insulated unit’s seal has failed. On impact-rated CWS glass, the laminated pane may still be doing its structural job, but the thermal performance is gone.
Replacement Cost & What’s Included
Roller assemblies for CWS sliders in Miami typically run $125 – $225 per panel installed, including the track cleaning and adjustment. A handle or multi-point lock replacement lands between $180 – $325 installed. Replacements involving the glass panel itself, such as re-glazing a failed insulated unit, falls in the $600 – $1,400 range depending on whether it’s impact-rated and the size of the lite. You’ll get your written price before we start work, with parts and labor separated so you know exactly what you’re paying for, and if the same part fails inside the Kingswell Guarantee period, we come back and fix it at no charge.
DIY or Call Us?
You can absolutely blow out the lower track with compressed air and wipe down the rail with a dry cloth, which clears the grit that wears rollers early, and the weep holes on the outside edge can be cleared with a toothpick. Replacing the rollers on an impact-rated CWS slider is a different matter; the panel is heavy, usually 200-plus pounds, and lifting it out without a second set of hands is how trim gets gouged, fingers get caught, and the frame gets tweaked out of square. Locks are the sneaky one: the CWS multi-point looks simple from the outside, but the gearbox sits behind a plate that’s tricky to release without cracking the stile. Owen Satterfield will tell you what you’re dealing with, and he’ll tell you straight what it’ll take to fix it. Call (850) 753-2730 and we’ll walk through what you’re seeing before anyone drives out.
FAQs
Rollers and weatherstripping typically last 8 – 12 years in Miami’s salt air and humidity before they need replacement, while locks and handles can go 15 – 20 years. Doors within a mile of Biscayne Bay wear parts faster, and a door that faces direct afternoon sun will degrade its weather piles sooner because the rubber bakes in the late heat.
Sometimes; rollers with grit caught in the bearings can occasionally be cleaned and re-lubricated if they haven’t flat-spotted, and a multi-point lock that’s just out of alignment may just need the keep adjusted. What can’t be repaired is a stripped gearbox or a worn-out roller wheel, and forcing either makes other hardware fail along with it. Call (850) 753-2730 and we’ll tell you which situation you’re actually in.
Rollers and weatherstripping on a single panel are usually done in 45 – 90 minutes, while a multi-point lock replacement takes 1 – 2 hours depending on the door’s age and how the stile was machined. If we already have the part on the truck, one visit handles it.
We keep common CWS roller assemblies, handles, locks, and weatherstripping in our Miami stock, including several series-specific variations. For unusual glass configurations or older discontinued hardware, we’ll give you a written lead time and a written price before we order anything.
Call (850) 753-2730 for a free estimate on your CWS sliding or patio door repair. We’ll give you the straight version of what failed, what it costs, and when we can fix it.
Written by Owen Satterfield, Owner, Westlight Windows Miami at Westlight Windows Miami, serving Miami and nearby areas.
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.