New windows and doors improve comfort, cut energy bills and add long-term value to your home. Juniper Windows San Antonio 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
ECO Window Systems Windows & Doors in San Antonio, TX | Juniper Windows San Antonio
We provide independent ECO Window Systems service across San Antonio, from single-hung repairs in Monte Vista to full San Antonio Window Replacement projects like sliding-door rebuilds in Stone Oak. What separates our ECO Window Systems work here is that we know how this city’s clay soil, UV load, and older masonry openings interact with these specific frames, sashes, and rollers. If you own ECO windows or doors that are sticking, fogging, or leaking, call (903) 488-7019 and we’ll tell you straight what’s fixable and what’s not.
Why San Antonio Residents Choose Us for ECO Window Systems Service
We’ve worked on ECO Window Systems products in San Antonio’s historic districts and its 1990s suburban tracts, and we’ve learned where this brand fails here and where it holds up fine. Nobody needs a contractor who treats a 1940s casement conversion in Alamo Heights the same as a builder-grade slider swap in Helotes. They’re different jobs with different flashing, different frame tolerances, and different expectations for preserving the facade.
Sean Mackey, our owner, learned the trade at Los Angeles Trade-Technical College and spent years on residential and light commercial installs across Southern California before bringing the crew to San Antonio well over a decade ago. He still insists on straight talk about U-factors, flashing details, and realistic timelines. If your ECO 700 Series horizontal roller is fogging between panes, he’ll tell you whether a glass-only repair makes sense or whether you’re buying time. That’s the honest read we give every homeowner.
Common ECO Window Systems Windows & Doors Problems We Solve in San Antonio
- Warped vinyl sashes on ECO 500 Series single hungs. San Antonio’s July and August sun beats on west-facing windows hard, and years of that thermal cycling softens and warps vinyl. You’ll notice the sash sticks on the lift, lets air in at the corners, or won’t lock square. We check the balance system and the frame for square before recommending a sash replacement or a full insert replacement.
- Fogged glass in ECO 700 Series horizontal rollers. The 1990s builder-grade installs in Helotes and Stone Oak are aging out, and their insulated glass units (IGUs) are failing. When you see condensation or haze between panes that won’t wipe away, the seal is gone. We replace the IGU when the frame is sound, and we use low-E glass that cuts the heat gain those west-facing walls absorb.
- Broken operator mechanisms on ECO 900 Series casements. In older Alamo Heights homes, we open casements and find rusted hinges or a stripped operator gear that won’t push the sash out anymore. The original steel casements from the 1940s and 50s often got replaced with ECO 900s years ago, and now those replacements need their hardware rebuilt.
- Roller track misalignment on ECO 3000 Series sliding glass doors. San Antonio sits on expansive clay. When the soil under a slab swells and shrinks through wet and dry cycles, the foundation shifts, the door opening torques slightly, and the rollers jump track or the door scrapes the jamb. We re-shim and re-level the track so the door glides instead of grinding.
- Failed weatherstripping and air leaks around all four model lines. Dust, humidity, and UV eat the gaskets and sweeps. You’ll feel drafts around the sash edges, and in San Antonio’s humid summers, that leak also lets moisture into the frame channel. We replace worn weatherstripping with quality aftermarket materials when OEM suppliers can’t deliver quickly.
ECO Window Systems Service in San Antonio: What Local Conditions Mean for Your Equipment
Here’s a San Antonio fact that doesn’t hold in Dallas or Houston: the city’s older neighborhoods near Fort Sam Houston and Alamo Heights still contain original 1940s to 50s steel casement windows that are rusted shut or have broken operators. When homeowners swap those for ECO Window Systems replacements through our San Antonio Window Installation service, the rough openings are narrower than modern code expects, and the masonry texture around them is part of the home’s character. We have to match the opening without altering the historic facade, and we do it by custom-cutting the exterior trim, setting the new frame on shims to correct for years of settling, and flashing in a way that won’t distort the sightlines. That’s a challenge nobody in Helotes or Stone Oak is facing with their 1990s aluminum-frame originals, but we work both sides of San Antonio and we know which conversation applies to your street.
ECO Window Systems Models & Products We Service in San Antonio
We service the ECO 500 Series Single Hung, ECO 700 Series Horizontal Roller, ECO 900 Series Casement, and the ECO 3000 Series Sliding Glass Door. We prefer genuine ECO Window Systems sales & service replacement parts for critical components like balances, rollers, and locking hardware, and we’ll say so when an aftermarket part does the job just as well. Weatherstripping and glazing tape are two places where the aftermarket options are often as good or better than OEM, and we stock them locally so your San Antonio job doesn’t wait a week on a supplier’s shipping timeline.
ECO Window Systems Service Pricing in San Antonio
Most ECO Window Systems repairs in San Antonio fall between $180 and $340 per window or door when we’re replacing hardware, re-shimming tracks, or rebuilding an operator. Glass-only IGU replacement for a fogged ECO 700 Series or ECO 3000 Series unit typically runs $250 to $550 depending on glass size and whether we’re adding low-E or impact-rated glazing. Full frame replacements move the number differently, and we’ll put the exact scope and price in writing before we order anything. Call (903) 488-7019 for a free estimate, and we’ll give you a number that won’t shift once the work starts.
Serving San Antonio, TX - Our Local Coverage Area
We’re based in the San Antonio 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 – ECO Window Systems Windows & Doors in San Antonio
Yes, and the key is a two-stage flashing approach. San Antonio doesn’t get constant rain, but when a storm drops three inches in an afternoon, the water finds any gap. We flash the top and sides of the frame with a fluid-applied or self-adhered membrane, then run a sloped sill pan under the bottom so water drains outward instead of pooling behind the frame. Call (903) 488-7019 for a flashing inspection before the next big storm.
In most cases, yes. If the frame is square, the track is intact, and only the IGU has failed, we replace the glass and reinstall the original sash. If the frame has soft vinyl, warped channels, or multiple failed seals, you’re better off replacing the entire unit. We’ll show you exactly which situation applies to your door and quote both paths so you can choose with real numbers in front of you. Estimates are free, so call (903) 488-7019 to schedule one.
That’s chalking, and it’s the vinyl’s surface breaking down under San Antonio’s UV exposure. The sun degrades the polymer over time, leaving a powdery residue you can wipe off but can’t restore. It doesn’t mean the frame is failing structurally, but it does signal that the surface is aging. We can clean and treat light chalking, but if your frames are heavily chalked and also warped or leaking, replacement may be the smarter money.
The most common cause here is foundation movement under expansive clay soil. When the slab shifts, the door opening goes slightly out of square, and the rollers, which are designed to run in a straight track, start climbing or jamming. We re-shim the track, re-level the door panel, and sometimes replace ovaled roller wheels with fresh OEM or high-grade aftermarket units. If your roller door has started grinding or jumping, call (903) 488-7019 and we’ll diagnose it before it damages the frame.
San Antonio’s building code does not mandate impact-rated windows citywide, but homes in certain windborne-debris zones east of town or near open exposure may need them, and many homeowners in hail-prone areas choose them anyway. Impact-rated glass is built to take a strike from wind-borne debris without shattering, which matters here when spring storms roll through with hail. We stock impact-rated options for ECO-compatible replacements and can tell you whether your address triggers the requirement.
Service Areas Near San Antonio
Our crew covers San Antonio proper and the surrounding communities, including San Antonio service area neighborhoods from Castle Hills to Leon Valley. We also handle jobs in ECO Window Systems service in Fair Oaks Ranch and ECO Window Systems service in Windcrest, plus Floresville to the southeast. If you’re on the edge of our range, call and we’ll confirm coverage over the phone.
Book Your ECO Window Systems Service in San Antonio Today
Call (903) 488-7019 to schedule a free estimate. We’ll put the price in writing before any work starts, and every project carries our 365-Day Done Right Promise. If the numbers don’t make sense on paper, they won’t make sense on your wall either, so let’s get them on paper now.
Written by Sean Mackey, Owner at Juniper Windows San Antonio, serving San Antonio since well over a decade.
Six Reasons Homeowners Choose Juniper Windows San Antonio
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.