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
ES Windows Window Replacement: The Houston Owner’s Guide
We replace ES Windows sashes, glass packs, balances, weatherstripping, and full frame sections throughout Houston, and most ES Windows window replacement jobs run between $350 and $1,200 per opening depending on the series, glass package, and whether the frame itself is still square. We keep common ES Windows replacement components on the truck, and we can usually turn around a single-window swap in one visit. Most Houston homeowners find us the same way: the window won’t stay up, or a room suddenly won’t hold temperature, and the ES Windows sticker in the corner of the glass sends them looking for someone who actually knows the brand.
Which ES Windows Models This Applies To
ES Windows builds aluminum and vinyl lines, and the replacement path depends on which one you have. The aluminum frames, common in Houston homes built from the 1980s through the early 2000s, show a telltale seam at the corners and hold a thin aluminum sash that lifts out. The vinyl series is thicker at the frame, usually white or tan, and the sash tilts inward for cleaning. Open the sash and look on the head jamb or the side channel: ES Windows prints a series code there, and that code tells us the glass pack thickness, balance type, and whether we’re matching OEM or a quality aftermarket equivalent.
One Houston-specific note: ES Windows aluminum frames from 1995 or older often shipped with single-pane glass and no thermal break. If that’s what’s failing, replacing just the glass puts a band-aid on a window that will never perform like a modern low-e unit. In that case we’ll quote both the glass pack and a full replacement so you can decide with real numbers in front of you. For newer ES Windows vinyl and thermally broken aluminum, we match the original spec and keep the line clean.
Signs Your ES Windows Window Replacement Is Failing
- The sash drops when you let go. That’s a failed balance or clutch assembly. On ES Windows aluminum sashes, the spring-loaded block inside the jamb loses tension over time, and in Houston’s humidity, corrosion accelerates it.
- Condensation between the panes. The seal around the insulated glass unit has let go. Once moisture appears inside the glass pack, the low-e coating starts to cloud and the window’s thermal performance is done.
- You can feel air moving around the closed sash. Weatherstripping on ES Windows sits in a channel that fills with Houston dust and grit. Once it’s compressed or torn, the seal is gone and your AC bill feels it.
- The crank or handle spins without moving the sash. The operator gear has stripped, or the linkage arm has snapped. This shows up on ES Windows casement and awning units after 12 to 15 years of Texas heat cycling.
- The frame is bowed or the sash won’t lock. Houston’s clay soil shifts, and slab movement transfers to window openings. When the frame deflects, the sash catches, locks misalign, and the window loses its structural seal.
Replacement Cost & What’s Included
In Houston, replacing an ES Windows sash with a new glass pack and balance typically runs $350 to $650 per window. Full frame replacement, which means pulling the old window to the rough opening and setting a new thermally broken unit with new trim and sealant, lands between $700 and $1,200 per opening for standard sizes and goes up for oversized or impact-rated glass.
| Scope of Work | Typical Houston Price Range |
|---|---|
| Glass pack replacement only (seal failure) | $180 – $360 |
| Sash + balance + weatherstripping refresh | $350 – $650 |
| Full frame replacement, standard size | $700 – $1,100 |
| Full frame replacement, oversized or impact | $950 – $1,500+ |
The range depends on glass coating, gas fill, frame material, and whether existing flashing is still sound. Every quote we write in Houston includes parts, labor, haul-away of the old unit, and a written guarantee on the completed work. You get that price before we order a single component, and it does not change at the door.
DIY or Call Us?
There are things you can check safely: look for the series code sticker, measure the visible glass width and height, and snap a photo of the balance channel if the sash is out. That helps us quote faster and confirm we’re bringing the right part. But actually replacing an ES Windows sash means working with spring-loaded balances under tension, and glass packs weigh more than they look. If a balance lets go mid-removal, it takes skin and sometimes a finger with it. We’re state-licensed and insured, our techs do this every week, and you don’t have to figure out which aftermarket part actually fits a 1998 ES Windows jamb. Call (325) 326-4211 before you force a sticky sash. Measure twice, quote straight, show up when I said I would.
FAQs
In Houston’s climate, ES Windows aluminum frames last 25 to 35 years, but the seals and balances inside them rarely make it past 12 to 15. The heat and humidity are hard on the polyurethane sealant around glass packs, and once that fails, the window’s energy performance drops sharply. Regular inspection from year ten onward catches problems before the sash itself is damaged.
Yes, in most cases. If the frame is still square and the glass is clear, we can replace just the balance, weatherstripping, or glazing bead. But if the seal has failed or the frame has deflected from slab movement, partial repair buys a year or two at best. We’ll show you both options, with written prices, and let you decide.
Most sash and glass pack replacements are done in under two hours for a single opening. Full frame replacement runs half a day to a full day depending on access, trim, and how much flashing needs to be rebuilt. We give a committed arrival window before the job, and a real person is on the phone 24/7 if you have questions between booking and installation.
We keep common ES Windows balances, glazing beads, weatherstripping, and operators on the truck for the series most often installed in Houston. If your exact part is not on board, we order it and schedule the install for the next visit. For full replacements, we spec new thermally broken aluminum or vinyl units to match your opening and your energy needs.
If your ES Windows are failing, call (325) 326-4211 for a free estimate. We’ll come to your home in the Houston area, measure everything, and hand you a written price before any work begins. That’s the Kingswell Guarantee, and it applies to every job we do.
Key Takeaways
- Most ES Windows replacement work in Houston runs $350 to $1,200 per opening installed.
- We match the original ES Windows series and spec, or offer quality aftermarket equivalents when the OEM part is discontinued.
- Failed seals, drop-sash balances, and stripped operators are the three most common failures in this market.
- Free written estimate before any work begins, guaranteed not to change at the door.
- We also carry parts for PGT, CGI, CWS, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux.
Written by Owen Satterfield, Owner, Westlight Windows Houston at Westlight Windows Houston, serving Houston and nearby areas.
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.