New windows and doors improve comfort, cut energy bills and add long-term value to your home. Westlight Windows Houston 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
CWS Windows & Doors in Houston, TX | Westlight Windows Houston
Westlight Windows Houston provides independent CWS window and door service across Houston, from the Heights to Clear Lake, Sugar Land to Humble. We’re not a manufacturer affiliate, and we don’t work on commission to sell replacement units. The thing that makes our CWS work different here is simple: Houston’s unzoned, code-optional building history means two identical CWS windows installed three miles apart can fail in completely different ways, and our techs know which one they’re looking at before they ring the bell. Owen Satterfield leads our crew, and our CWS sales & service work covers repair, parts replacement, and insert window installation. Call (325) 326-4211 and a live person answers.
Why Houston Residents Choose Us for CWS Service
We’ve rebuilt more leaky CWS sashes and warped CWS mullions across Houston’s housing stock than most shops see in a decade. That matters because CWS units fail in predictable ways here: the Series 600 double hung sags, the Series 850 casement loses its lock alignment, the Series 900 roller track clogs with storm silt. We know those failures by heart, and we treat every CWS unit as a repairable assembly, not a sales lead. Owen grew up in Los Angeles and learned the trade at Los Angeles Trade-Technical College before building a crew that has spent years serving Houston homeowners, from older bungalows in the Heights to new construction near The Woodlands. He keeps a worn copy of the CWS spec sheet in his front pocket and reads it before he quotes a price. Our techs are background-checked, uniformed, and they show up in the window we gave. The Kingswell Guarantee puts every price and every promise in writing before a single screw turns.
Common CWS Windows & Doors Problems We Solve in Houston
- Series 600 double hung sash sag. The lower rail develops sag over time, letting humid Houston air bypass the weatherstrip. This shows up often in Heights bungalows where original flashed openings were never updated. We re-shim the balance, replace worn weatherseal, and the sash closes tight again.
- Series 850 casement multipoint lock misalignment. Houston’s thermal cycling, repeated hot afternoons followed by air-conditioned nights, causes the frame to expand and contract. The lock hardware shifts, the handle cranks but the sash won’t seal. We realign the multipoint assembly and replace any worn cam guides.
- Series 900 horizontal roller track binding. Houston’s heavy downpours push silt and debris into the roller track. The rollers bind, the interlock separates, and the panel sticks halfway. We clean the track, replace the rollers, and set the interlock so the door moves with one hand.
- Impact-rated frame weep-hole overflow. On Clear Lake homes with CWS impact frames, pressure-equalization tubes clog over time. Water backs up, overflows the weep holes, and stains the interior. We clear the tubes and verify drainage so the next storm runs off the way it should.
- Water intrusion at the frame perimeter. In Sharpstown’s 1970s and 80s construction, many CWS units were set with raw caulk and no flashing tape. After a strong southwester, water pushes behind the frame and onto the sill. We pull the sash, re-flash the perimeter, and reset the frame with stainless steel screws.
CWS Service in Houston: What Local Conditions Mean for Your Equipment
Houston doesn’t have a citywide building code. That single fact shapes CWS repair and service work here more than anything else. A CWS installation in a newer westside subdivision might be properly mulled with flashing tape, shims, and a sloped sill pan, while the same era CWS window in a 1980s Sharpstown original sits on raw caulk with no flashing at all. Our call data reflects the difference. Sharpstown CWS service requests spike roughly 40% in the week after a heavy southwester, because water gets driven behind frames that were never sealed against wind-driven rain. A tech who has only worked code-required cities will miss this; our crew expects it. We check the exterior perimeter first on every Sharpstown call, and we re-flash before we touch the sash. That’s the difference between fixing the leak and fixing the symptom.
CWS Models & Products We Service in Houston
We service the CWS Series 600 Double Hung, Series 850 Casement, Series 900 Horizontal Roller, and Series 4000 Impact Casement. We use CWS OEM hardware whenever production is still active. For discontinued 1990s and 2000s units, we source quality aftermarket rollers, balances, and weatherseal that match original tolerances, so a worn balance doesn’t force a full window replacement. We stock common CWS hardware locally for fast Houston turnaround, and we repair before replacing. A full CWS tear-out in Houston is usually a $3,000-plus job that routine maintenance can avoid, so consider our Window Replacement in Houston only when repair isn’t viable. We also handle insert window replacement, impact-resistant window upgrades, and window maintenance and care, including seal inspection, track cleaning, and balance replacement.
CWS Service Pricing in Houston
Most CWS window and door repairs in Houston run between $180 and $420, depending on the unit and the failure. A simple balance replacement on a Series 600 double hung might run $180 to $260. A Series 850 casement lock realignment typically lands between $220 and $340. Track cleaning and roller replacement on a Series 900 horizontal roller runs $200 to $380. A full perimeter re-flash with sash reset, like the Meyerland job described below, runs $400 to $800 because of the labor involved. Insert window replacement for a CWS unit starts around $600 per opening and goes up from there depending on size and glass package. Every estimate is a written line-item price before any work begins, and it won’t change at the door. Call (325) 326-4211 for an exact quote.
One Meyerland homeowner called us after a CWS Series 600 double hung in their 1985 addition started weeping water onto the sill during a line of thunderstorms. Our tech found the original installer had nailed the nailing flange directly to the sheathing with no flashing tape, and the gutter end cap had rusted off, channeling roof runoff straight behind the frame. We pulled the sash, re-flashed the perimeter with butyl tape, replaced the collapsed balance, and reset the frame with stainless steel screws. No more water, and the sash lifts with two fingers again. That’s the kind of fix that never shows up on a quote sheet until someone actually looks.
Serving Houston, TX - Our Local Coverage Area
We’re based in the Houston 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 – CWS Windows & Doors in Houston
Whistling on a Series 600 double hung near Clear Lake almost always comes from worn or compressed weatherstripping at the meeting rail. Coastal wind pressure finds the gap, and the sash vibrates against the frame. We replace the weatherseal, check the sash alignment, and the whistle stops. Call (325) 326-4211 if you’re hearing it, and we’ll send a tech to look.
On a CWS Series 4000 Impact Casement, the glass is laminated into the sash as a sealed unit, so the entire sash is typically replaced, not just the glass. That keeps the impact rating intact. We can order the correct CWS sash and handle Houston Window Installation without replacing the frame. Call (325) 326-4211 for a written price.
Meyerland floods repeatedly, and CWS patio door tracks there often flood because the weep holes are blocked or the exterior threshold seal has failed. Water pools against the track, finds the lowest point, and runs inside. We clear the weep holes, replace the threshold, and check the exterior grading so the next storm drains away. Call (325) 326-4211 and we’ll get a tech out to look.
Yes. Houston’s sustained humidity plus intense sun degrades rubber and foam weatherseal faster than drier climates, especially on south-facing and west-facing walls. We see CWS weatherstripping in Houston homes get stiff, cracked, and compressed two to three years sooner than in Dallas or Austin. We stock replacement weatherseal for all CWS model lines. Call (325) 326-4211 to schedule a seal inspection.
No. Converting a non-impact CWS window to hurricane-rated requires replacing the entire frame and sash assembly, not just the glass, because the frame extrusion is different and the anchoring is built into the impact-rated design. We can install CWS Series 4000 Impact Casements as full replacements. We’ll give you a written price before any work starts. Call (325) 326-4211 for a free estimate.
Service Areas Near Houston
We run CWS service calls throughout the Houston metro. Our Houston service area covers the Heights, Sharpstown, Meyerland, Clear Lake, and the westside. We also serve CWS service in The Woodlands, CWS service in Sugar Land, plus Humble, Pasadena, and Friendswood. If you’re within an hour of Houston, call us and we’ll tell you when we can be there.
Book Your CWS Service in Houston Today
Call (325) 326-4211 and a live person answers, 24 hours a day, 7 days a week. We’ll schedule your CWS service, give you a real arrival window, and put your written price in your hand before any work starts. Measure twice, quote straight, show up when I said I would. That’s how Owen runs the shop, and that’s how we work across Houston every day.
Written by Owen Satterfield, Owner at Westlight Windows Houston, serving Houston since 2009.
Six Reasons Homeowners Choose Westlight Windows Houston
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.