Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Replacement Across Keller
If your Keller home was built between roughly 1995 and 2008, there’s a good chance you’ve noticed a window or two fogging up, refusing to close squarely, or sweating between the panes after a rain. You’re not imagining it, and you’re certainly not alone. Keller sits in a tight age-band of residential construction, meaning thousands of homes from the same era are hitting the 20-25-year mark where builder-grade windows give out together. Window replacement in Keller is becoming less of an “if” and more of a “when” for homeowners across subdivisions like Hidden Lakes, Woodland Springs, and Marshall Ridge.
Sightline Windows & Doors serves Keller with a measured-survey process that puts the written price in your hand before any tool is lifted. Call (509) 265-6387 for a free estimate, and you’ll get a line-by-line scope that cannot change once work begins.
Why Sightline Windows & Doors Is Keller’s Preferred Window Replacement Company
Sightline is independently owned and operated under the Haven Standard, a set of written clauses that has governed every one of the 18,000+ openings we’ve installed since 2012. Keller homeowners tend to appreciate what that means in practice: you receive a measured survey you keep, the quote matches that survey, and the final invoice is the same document. No surprises. The crew that arrives at your Keller home is background-checked, uniformed, and identified by license number before ring the doorbell. It’s a small thing until you’ve had a no-show from another contractor.
Sonia Raman leads our team, and her approach starts with evidence. We cite frame readings, sightline measurements, and product specs before we ever talk about price. Keller homeowners researching contractors typically read the three-star reviews first, which is exactly right. What we can show you in writing matters more than what we say on the phone. That’s why every job leaves a documented photo record, and every window carries the 365-Day Done Right Promise: if it’s not done right, we make it right, with no argument.
Our Window Replacement Services in Keller

Most Keller homes run 30-50 windows per structure, so full-house replacement is common here. We handle the full scope, from single-unit fixes in older sections near Bear Creek Park to whole-elevation replacements on south- and west-facing walls that take the worst of the Texas sun. Here’s what we do most often in Keller:
Full Frame Replacement
When the original builder-grade frame has twisted, rotted at the sill, or lost its seal against the rough opening, a full frame replacement is the correct fix, not an insert. Keller’s Blackland Prairie clay soils expand and contract with seasonal moisture, which can shift openings by a noticeable fraction of an inch. Full frame work lets us square the opening properly before the new window goes in. This matters on the two-story homes common in Keller’s planned subdivisions, where a slightly racked frame just becomes more obvious over time.

Insert Window Replacement
If the existing frames are still sound and square, an insert window replacement is the more economical path. We measure the existing sightline precisely, and the new unit drops into the old frame with fresh glazing and weathersealing. Keller homeowners often choose this route for north-facing elevations that haven’t taken the same UV and hail exposure as the south side. It’s faster and less invasive, and we’ll be direct with you if an insert isn’t appropriate for a particular opening.

Vinyl Replacement Windows
The original Keller housing boom leaned heavily on vinyl windows, and replacing them with modern, better-engineered vinyl units is a natural upgrade. Today’s vinyl frames carry better U-factors and structural reinforcement than what Keller builders installed in the late 1990s and early 2000s. We specify product lines from PGT and CWS by performance tier and price range, not by what’s sitting in a warehouse. For a typical 2,500-4,500 sq ft Keller home, we’ll walk you through what each tier actually gets you in terms of insulation and longevity.

Energy-Efficient Upgrade
Keller summers put relentless UV on south- and west-facing glass, and that’s before we talk about hail season. The DFW corridor is firmly in Hail Alley, and Keller gets its share of impact events that accelerate seal failure and frame chalking. An energy-efficient upgrade means selecting glass packages with lower SHGC (solar heat gain coefficient) for those hot elevations while balancing visible light. We explain U-factor and SHGC in one plain clause each, then show you the numbers for your specific openings. Sightline also handles Door Installation in Keller, and many homeowners bundle both trades into a single measured survey.
Apologies, that last paragraph had a typo. Continuing:
Many Keller homeowners choose to bundle window and door work into a single survey, since both trades are measured and documented the same way under the Haven Standard. If your exterior doors have started sticking or letting daylight through the weatherseal, Door Installation in Keller can be scoped and priced in the same written quote.

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.
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AfterTrusted Brands We Service in Keller
We specify from eight manufacturer lines and stock parts locally for Keller jobs, which shortens turnaround when a specific component needs replacing. For Keller homes we frequently specify PGT for impact-rated openings, CWS for mid-range budget tiers, and ES Windows or CGI when a homeowner wants premium aluminum or impact-rated framing. The right product depends on the opening, the elevation, and what the home already carries. Our Window Replacement team will show you the spec sheets for any line we recommend, and you can compare them side by side before you decide.
One note on impact-rated glass: in Keller it’s not a code requirement like it is in coastal Florida, but for large west-facing picture windows, impact-rated units can reduce hail damage risk meaningfully. We will tell you plainly when that investment is justified and when it isn’t.
Common Window Replacement Problems We See in Keller Homes

These are the calls we get most often from Keller, and the patterns are specific to this city’s age-cohort construction and climate:
- Synchronized seal failure in age-cohort subdivisions. In neighborhoods like Hidden Lakes and Woodland Springs, we see entire streets where the insulated glass units were manufactured in the same production runs during the late-1990s build-out. When one house’s windows fog, the next three or four on the street are usually showing the same failure. It’s not coincidence; it’s a single manufacturing batch dying together.
- Racked frames from clay soil movement. North Tarrant County’s Blackland Prairie clay shrinks and swells dramatically with moisture swings. Homes built on slab foundations see incremental movement that racks window frames out of square, making sashes bind, locks misalign, and weatherseals gap. This is a persistent, recurring issue in Keller beyond normal wear.
- South and west elevation heat damage. Keller’s summer UV is intense, and it concentrates on the sides of the house that face the afternoon sun. Seals on those elevations fail years before the north side, and vinyl frames chalk and warp. We read the frame with a moisture meter and document what we find rather than telling you what we felt about it.
- Builder-grade double-pane fogging at the 20-year mark. Keller’s homes cluster in a 1990-2008 construction window, and the original builder-grade windows were never designed to last beyond about two decades. Fogging between panes is the most visible symptom, but the less obvious one is the quiet loss of argon gas, which degrades insulation even before you see moisture.
Pricing for Window Replacement in Keller, TX
Keller’s market sits in a specific range because the homes are large and window counts run high. A single insert window replacement in Keller typically runs $450-$900 per unit, depending on size and glass package. Full frame replacement runs higher, generally $900-$1,600 per opening, because it includes removing the old frame, squaring the rough opening, new trim, and full weathersealing. A full-house replacement on a 3,000 sq ft Keller home with 30-40 windows commonly lands between $28,000 and $55,000, with premium fiberglass or wood-clad lines at the top of that range. The biggest variables are window count, elevation (south/west facing units often warrant better glass), and whether the existing frames are square enough for inserts.
Every estimate is free, and it’s written. That’s Haven Clause 1: written price before any work starts. Call (509) 265-6387 and you’ll have a line-item quote you can keep, regardless of whether you hire us.
We Also Serve Cities Near Keller

Our crews work throughout the northeast Tarrant County corridor, including Keller, North Richland Hills, Southlake, Haltom City, and Colleyville. Scheduling is coordinated from the brand’s Dallas-Fort Worth office, with crews serving Keller locally. If you’re in a neighboring city and have questions about Window Replacement in Keller pricing or timelines, the same written-price process applies.
Serving Keller, TX - Our Local Coverage Area
We’re based in the Keller 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 Keller

We coordinate scheduling from the Dallas-Fort Worth office and can typically get a surveyor to your Keller home within a few business days. The measured survey itself takes 45-90 minutes depending on window count, and you keep the document. Call (509) 265-6387 to schedule a free estimate and get on the calendar directly.
Yes, we serve every subdivision in Keller, including Hidden Lakes, Woodland Springs, Marshall Ridge, and the older streets near Bear Creek Park and downtown Keller. Our crews know the block layouts and parking constraints in each, and we do not sub out work to third-party crews. The team on your job is our team, background-checked with license numbers on the record.
If you have a broken window from a storm or an impact event, call (509) 265-6387 and a live person will answer. We can prioritize emergency board-up and replacement for Keller homes, and the written price still applies before work begins. Hail season in Keller runs spring through early summer, so broken glass is a call we handle regularly.
Keller pricing runs slightly higher than Haltom City or North Richland Hills due to the larger average home size and higher window counts per residence, but comparable to Southlake and Colleyville. The cost per window is driven by the opening, not the ZIP code, but a 40-window Keller home will naturally have a higher total than a 20-window home in a different area. Call (509) 265-6387 for a written quote with exact numbers for your address.
Every Sightline job in Keller carries the 365-Day Done Right Promise: if it’s not done right, we make it right. Manufacturer warranties from PGT, CWS, CGI, and ES Windows vary by product line, and we provide the written warranty documentation with your final invoice. The photo record of your installation is included, so any future warranty claim has documented evidence attached from day one. Call (509) 265-6387 for details on the specific product lines recommended for your home.
Written by Sonia Raman, Owner at Sightline Windows & Doors, serving Keller under the Haven Standard since 2012.










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