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Get your free estimateECO Window Systems Windows & Doors in Selma, TX | Lightwell Windows San Antonio
We’re Lightwell Windows San Antonio, and we provide independent ECO Window Systems service across Selma, TX. We are not a factory-authorized dealer, and we don’t pretend to be. What we are is a local crew that has spent years pulling apart ECO 3000 Series single-hungs, ECO 4000 Series double-hungs, and ECO sliders in Selma homes built between 1998 and 2008, so we know exactly which seals fail first, which rollers gum up from cedar pollen, and which west-facing bedrooms take the worst of the I-35 afternoon sun. The repair work we do in Selma follows one pattern more than any other: unshaded western elevations where original builder-grade ECO glass has been silently losing argon for two decades. Call (325) 420-4173 for a free estimate, and we’ll tell you what’s actually wrong before we touch a single screw.
Why Selma Residents Choose Us for ECO Window Systems Service
We’re part of the Cedarwell network, operating to the Cedarwell Care Promise since 2010, and we carry eight manufacturer brands: PGT, CGI, CWS, ES Windows, ECO Window Systems, Mr-Glass, Therma-Tru, and ViewLux. That matters because we don’t have a single preferred vendor to push. If your ECO windows can be repaired, we’ll repair them. If replacement makes more sense, we’ll show you the math and let you decide.
Our owner, Keith Yamada, grew up in Los Angeles and learned the fundamentals at Los Angeles Trade-Technical College before spending nearly two decades working windows and doors across the Southwest. Keith keeps a small notebook on every job to write down which windows face west, because he knows that in this part of Texas the afternoon sun doesn’t guess, and neither should the person fixing your glazing. Every job is covered by the 365-Day Done Right Promise: if the finished work isn’t right, we make it right. No debate, no countdown. You’ll also get a written price before any work starts, shoe covers and drop cloths on every visit, and a photo of the clean-up before the crew leaves. We answer the phone 24/7 with a live person, and our technicians are background-checked and uniformed, following the C.A.R.E. values: Clean up like it’s our own home, Ask before we move or touch anything, Respect your family’s time and quiet hours, and Explain the price before the work.
Styles & brands we work with







Common ECO Window Systems Windows & Doors Problems We Solve in Selma
Selma’s climate and housing stock create a specific set of recurring failures in ECO Window Systems products. Here’s what we see most often:
- Premature seal failure and argon gas loss. Original ECO double-pane units from the 2000s, especially on west-facing elevations with no mature tree canopy, lose their seal and start fogging between the panes. In Selma, where many homes in the 78154 zip code were built between 1998 and 2008, this shows up as hazy glass and bedrooms that never quite cool down in August.
- Hard-to-operate or sagging ECO sliders. Cedar and oak pollen from the nearby tree line works into roller tracks on ECO Sliding Patio Door Series units and 3-panel sliders. Over the course of a few spring seasons, the rollers bind, the panel sags, and the door stops gliding. We pull the panels, clean the tracks properly, and replace rollers with factory-spec or premium aftermarket equivalents that match the original tolerances.
- Warped or brittle weatherstripping on ECO single-hung and double-hung windows. Intense I-35 corridor heat and UV exposure bake the weatherstripping on older ECO units until it’s flat and cracked. You’ll feel the draft before you see the damage. This is one of the most straightforward repairs we do in Selma affordable, and effective.
- Fogging between panes on early builder-grade ECO units in Retama Springs. Daily thermal cycling from hot days and cooler nights stresses the original seals on ECO windows in Retama Springs until they fail. Once the seal goes, condensation and mineral haze build up inside the insulated glass unit, and the only real fix is replacing the sash or the IGU.
- Stiff or failed balances on ECO single-hung windows. In older sections of Selma, many homes still have original ECO 3000 Series single-hungs with balances that have given out. The window won’t stay up, or it slams shut when you let go. We replace balances with factory-spec parts when available and premium aftermarket equivalents when the original is out of production.
ECO Window Systems Service in Selma: What Local Conditions Mean for Your Equipment
Here’s the Selma-specific pattern we see week after week, and it’s not something a national ECO page or a generic Selma window page will tell you. Many Selma homes in the 78154 zip code built between 1998 and 2008 have original ECO windows on west-facing bedroom walls that catch unrelenting afternoon sun with no mature tree canopy. Our techs routinely find seal failure and curtain-fading concentrated on that elevation only. The same model ECO window on the east side of the house will be fine. The west side will have fog, faded upholstery, and a room that heats up like a greenhouse by 4 p.m. Five miles east in Universal City, where tree cover is denser, this same failure pattern is far less common. That’s the difference shade makes, and it’s why we tell Selma homeowners to look at their west-facing glass first when they notice a spike in cooling costs. A well-fitted window does its work quietly you only notice it when the room finally feels right.
On Calico Creek Drive in Retama Springs, our crew handled a Window Replacement in Selma for six ECO 3000 Series single-hung sashes that had gone foggy and stiff after 19 years of full-western exposure. The original argon-filled double panes had lost their seal, and the weatherstripping was baked flat. We pulled the old sashes, installed new insert units with matching bronze hardware, and now that afternoon bedroom no longer heats up like a greenhouse.
ECO Window Systems Models & Products We Service in Selma
We work on every major ECO line installed in Selma: ECO 3000 Series Single Hung, ECO 4000 Series Double Hung, ECO Sliding Patio Door Series, ECO Picture Window Series, and ECO Casement Series. For parts, we source factory-spec ECO Window Systems hardware, balances, rollers, locks, and weatherstripping when available. When a part is out of production or long-discontinued, we use premium aftermarket equivalents that match original tolerances. We always prefer repairing ECO frames and sashes when the glass and structure are sound. We only recommend full replacement when seal failure, frame rot, or impact damage makes a repair less durable than a new unit. When that happens, our Selma Window Installation team fits the new unit to the existing opening. We stock common ECO parts locally so Selma repairs don’t stall waiting on a shipment.
See the difference
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Before
AfterECO Window Systems Service Pricing in Selma
What does ECO Window Systems service cost in Selma? Here’s a straight answer.
- Weatherstripping replacement on an ECO single-hung or double-hung: $45 – $90 per window, depending on the condition of the old stripping and the model year.
- Balance replacement for an ECO 3000 or 4000 Series window: $85 – $180 per window, including parts and labor.
- Roller and track cleaning for an ECO sliding patio door: $120 – $220 per door, including new rollers when needed.
- Sash replacement for a fogged ECO double-pane unit: $240 – $480 per sash, depending on size and glass package.
- Full insert window replacement with a high-performance triple-pane unit: $700 – $1,300 per opening, depending on size, finish, and whether we’re pulling the old frame or keeping it in place.
These are honest ranges, not guesses. The exact number depends on the model, the age of the unit, and whether the work is on a first-floor bedroom or a second-story wall. Our estimating process is simple: we come out, look at the windows, write down the actual condition, and hand you a line-item price in writing before any work starts. No surprise invoice at the end. Call (325) 420-4173 to schedule a free estimate. Keith will put the numbers on paper and explain what’s actually worth fixing.
Serving Selma, TX - Our Local Coverage Area
We’re based in the Selma 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 Selma
The seal on the insulated glass unit has failed, and the argon gas has leaked out. In Selma, west-facing windows take hours of direct afternoon sun with no shade, which stresses the seal every day until it cracks. Once the seal goes, moisture gets between the panes and fogs. The fix is replacing the sash or the IGU. If the frames are still solid, we can do just the sashes and leave the openings alone. Call (325) 420-4173 for a free estimate and we’ll tell you how many sashes actually need work.
Yes, we can. Balances are a wear item, and on ECO single-hungs from the late 1990s and early 2000s they’re often the first thing to give out. We replace balances with factory-spec ECO hardware when available, or a premium aftermarket equivalent that matches the original tolerances. The window stays in place, the frame stays put, and the sash glides again.
It usually does, especially on west-facing walls. Builder-grade ECO units from the 2000s were built to a price, not to the performance standard of today’s triple-pane glass. The difference is most obvious in rooms that catch afternoon sun. You’ll feel less radiant heat at the window, and the AC won’t cycle as hard. Every home is different, so call (325) 420-4173 and we’ll give you an honest read on whether the upgrade pays for itself in your specific floor plan.
That’s cedar and oak pollen, and in Retama Springs it settles into roller tracks every spring. Over time it grinds the rollers down, packs into the track, and the door starts to bind. We pull the panel, clean the track fully, replace worn rollers with factory-spec or matched aftermarket parts, and adjust the alignment. It’s a repair, not a replacement, in most cases.
Seal failure on original double-pane units, concentrated on west-facing elevations. The houses built in Selma between 1998 and 2008 used builder-grade ECO glass that wasn’t designed for two decades of unshaded Texas sun. Fogging, argon loss, and faded rooms are all the same root problem. Call (325) 420-4173 for an estimate we’ll tell you exactly which windows have reached the end and which ones still have years left.
Service Areas Near Selma
We serve Selma and the surrounding communities, including ECO Window Systems service in San Antonio and ECO Window Systems service in Schertz. We also work in New Braunfels, Kirby, and Helotes. If you’re in the I-35 corridor and need someone who understands Selma service area window conditions, we’re close. Learn more about our broader ECO Window Systems sales & service.
Book Your ECO Window Systems Service in Selma Today
If your ECO windows are fogging, sticking, or letting drafts in, call (325) 420-4173. We’ll schedule a free estimate, put the price in writing before any work starts, and treat your Selma home like it’s our own. No mess left behind, no surprises at the end. That’s the Cedarwell Care Promise, and it applies to every job we do.
Written by Keith Yamada, Owner at Lightwell Windows San Antonio, serving Selma and the surrounding communities since 2010.
Six Reasons Homeowners Choose Lightwell 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.