Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
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AfterFast, Reliable Window Replacement Across Schertz
If you live in Schertz, you’ve probably noticed it by now: fogged glass between the panes, a window that won’t stay open, or a frame that’s warped just enough to let the afternoon sun pour heat into your living room. Most homes here were built between 1995 and 2015, which means the original double-pane windows are hitting the end of their seal life, usually between 15 and 20 years. Full window replacement in Schertz typically costs between $650 and $1,650 per opening, depending on frame type, glass package, and accessibility. Call (509) 265-6387 to schedule a free measured survey and get a written price before any work starts.
Key Takeaways
- Full frame replacement in Schertz runs $850-$1,650 per window; insert replacements run $650-$950.
- Most 1995-2015 tract homes in Schertz are at seal-failure age, which is why fogged panes are a daily sight here.
- Sightline writes the price before work begins and leaves a documented photo record when the job is done.
- Schertz’s clay soil and JBSA-Randolph turnover create replacement patterns unlike any neighboring city.
Why Sightline Windows & Doors Is Schertz’s Preferred Window Replacement Company
We didn’t start as a general contractor who happens to sell windows. Window Replacement is the entire job. Sightline Windows & Doors has installed more than 18,000 openings since 2012, and every one of them was priced in writing before a tool was lifted. That’s Haven Clause 1, and it means the measured survey our technician leaves with you is the same document as your final quote. If the quote changes, the document changes. There’s no separate discovery phase after you sign.
Schertz customers see the same thing every time: a background-checked, uniformed technician who arrives on schedule, writes down frame readings and sightline measurements you keep, and provides a written scope that can’t drift into a bigger invoice later. We read three-star reviews too, and we know what actually matters when you’re deciding between contractors: documentation, follow-through, and a person who answers the phone. Live phone coverage runs 24/7, and the person answering is never a callback queue.
Sightline is independently owned and operated under the Haven Standard. Sonia Raman leads the team, and she’s built the operation around evidence: if a frame is racked due to foundation movement, we show you the measurements that confirm it before recommending a replacement. That’s the difference between a window company and an installer who documents what they found.
Our Window Replacement Services in Schertz
Full Frame Replacement
When the entire window assembly is replaced, including the frame, casing, and trim, you’re getting a full frame replacement. This is the right call for Schertz homes with rotted wood frames from years of humidity, or aluminum frames from the 1960s and 1970s near the old town core that are badly undersized for modern insulating standards. A full frame replacement in Schertz typically runs $850-$1,650 per window, depending on size and whether we’re working on a second-story elevation off FM 1518 or a ground-level opening in a Woodland Oaks brick home.
Insert Window Replacement
An insert replacement fits a new window unit into the existing frame without removing the surrounding trim or siding. It’s faster and less invasive, which is why we recommend it for Schertz homes in newer subdivisions like Schertz Crossing where the original frames are square and undamaged, but the insulated glass units have failed. Expect $650-$950 per opening for a quality insert replacement in Schertz, including new glazing, sash, and hardware.
Vinyl Replacement Windows
Vinyl is the most common upgrade we install across Schertz, and for good reason. South Texas UV is brutally hard on older vinyl formulas, but the current-generation products we install from PGT and CWS use UV-stabilized compounds that hold their shape and color through years of 90-plus-degree days. If your existing vinyl frames are chalky, warped, or cracked on the south and west elevations, replacement is the fix. Vinyl replacements in Schertz typically run $550-$900 per unit for inserts and $800-$1,400 for full frame replacements.
Energy-Efficient Upgrade
Most Schertz homeowners request an energy-efficient upgrade because their summer electricity bill tells the story for them. The heat that pours through single-pane aluminum or failed double-pane glass is the single biggest cooling load in these homes. We specify low-U-factor and low-SHGC glazing packages sized to each elevation, because a west-facing window in a Schertz subdivision absorbs a different solar load than a shaded north-facing unit. An energy-efficient replacement package in Schertz adds roughly $120-$300 per window over a standard clear-glass unit, and pays back over time in lower cooling costs.
What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
BeforeAfterTrusted Brands We Service in Schertz
We install and service windows from PGT, CGI, and CWS, chosen for how well their product lines hold up to Schertz’s combination of extreme UV, periodic freezes, and clay-soil movement. PGT’s impact-rated units are overkill for many neighborhoods, but if you’re east of I-35 close to JBSA-Randolph, the noise factor alone makes a laminated glass package worth considering. CGI’s aluminum lines handle the old-ranch-style retrofits near the original town core well, and CWS gives us a mid-tier vinyl line that fits most 1990s and 2000s tract homes. We don’t stock every SKU for every line, but for Schertz customers we keep the most common replacement glass packs and hardware in rotation for faster turnarounds on warranty work.
Common Window Replacement Problems We See in Schertz Homes
- Fogged insulated glass on 15-to-20-year-old tract homes. Subdivisions along FM 3009 and FM 1518 were built fast during Schertz’s growth boom, and the economy-grade double-pane units those homes got are now seal-failed. The fog between panes is not a cleaning problem; it’s a failed IG unit and the only fix is a new glazed unit.
- Sticking or misaligned windows from clay-soil movement. The Vertisol clay under much of Schertz expands and contracts seasonally, which racks frames and shifts window openings slightly out of square. The window itself isn’t broken; the opening it sits in has moved. We measure the frame corners before recommending any replacement strategy.
- Premature vinyl frame warping on south and west elevations. Ninety-plus days above 90°F is normal Schertz weather, and the direct afternoon sun on the west side will warp cheaper vinyl frames before the glass ever fails. Current-generation UV-stabilized vinyl handles it much better, and it’s a specific reason we favor PGT and CWS lines for these elevations.
- Thermal shock cracks from hard freezes. Winter Storm Uri in February 2021 cracked a lot of glazing compound on older fiberglass and wood frame windows around Schertz. A single hard freeze can blow a weakened seal all at once, and we saw a concentrated wave of replacement calls in the weeks after Uri that corresponded with seal-failure dates, not just age.
Pricing for Window Replacement in Schertz, TX
Here are the numbers, in writing, the way we’d put them on a quote. Insert replacements in Schertz run $650-$950 per window. Full frame replacements run $850-$1,650 per window. A standard 2,200-square-foot tract home near Schertz Crossing replacing ten builder-grade double-pane windows with mid-tier vinyl inserts should budget $7,000-$10,000 total. A full frame replacement package with energy-efficient low-E glass on a similar home runs $9,000-$15,000. The big variables are frame type (wood frames from older ranch homes cost more to remove and rebuild the opening), glass package (impact-rated laminates add materially), and elevation height. Every estimate includes the written measured survey, the written scope, and the written price. No change orders on a standard job, no surprise fees. Call (509) 265-6387 and we’ll send someone out to measure and price your home in writing.
We Also Serve Cities Near Schertz
Our crews work throughout the metro, including Schertz and the surrounding areas: Cibolo, San Antonio, San Marcos, and Kyle. If you’re a few miles north toward Cibolo or east toward San Marcos, the same written-price process applies. And if you need help with the entry or patio while we’re out there, our Door Installation in Schertz team handles that too.
Serving Schertz, TX - Our Local Coverage Area
We’re based in the Schertz 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 - Window Replacement in Schertz
We schedule measured surveys across Schertz within a few business days of your call, and installation dates are booked in writing at the time of quote. Dispatch and scheduling are coordinated from the brand’s San Antonio office, with crews serving Schertz locally. The written quote gives you a specific installation window, not a range.
Yes. We work in Woodland Oaks, Schertz Crossing, the FM 3009 corridor subdivisions, the FM 1518 corridor, and the older ranch-style homes near the original town core. No Schertz neighborhood is out of our service area, and we’ve done enough work here to know the difference between a foundation-racked frame and a simple hardware issue on a door.
If a window is broken and the home is exposed, call us and we’ll prioritize a temporary weatherproofing and permanent replacement. We’re not going to tell you it’s a same-day guarantee, because window replacement that’s done correctly starts with a measurement and a written scope. But we will get someone out urgently to secure the opening and document what’s needed, and we’ll work the replacement schedule as fast as the job allows.
Pricing is essentially flat across the metro for the same products and installation quality. Schertz’s specific cost factor is the frequency of seal-failed insulated glass on 15-to-20-year-old tract homes, which means many jobs are full IG unit replacements rather than simple glass swaps. After Winter Storm Uri, we also saw a regional bump in demand that temporarily tightened glass-pack inventory. Call (509) 265-6387 for an exact quote on your home; every estimate is free and written.
Every job carries the 365-Day Done Right Promise: if it’s not done right, we make it right. That’s written into the Haven Standard, not offered as a courtesy. Manufacturer warranties on the glass and frames come from PGT, CGI, or CWS, depending on the line we specify, and we hand you the written warranty documentation at the end of the job along with a photo record of the completed work. If a warranty claim comes up later, you’ll call a live person, not a portal.
Get Your Written Window Replacement Quote in Schertz
If your windows are fogged, warped, or just not holding back the Texas heat anymore, the next step is a measured survey and a written price. We’ll send a background-checked, uniformed technician to your Schertz home, take the measurements, document what we find, and leave you with a written quote you keep. No pressure, no urgency theatre, no “call for pricing.” The price is in the document. Call (509) 265-6387 to schedule your free estimate.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Schertz since 2012.