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Windows & Doors in Friendswood, TX
Window installation in Friendswood usually means working around a patchwork of post-Harvey rebuilds and untouched 1970s framing on the same street, which is why every quote here starts with a measured survey we hand to you in writing. Most jobs involve removing aluminum single-pane sliders in the older ranch homes near FM 518 or replacing failed double-pane vinyl units that lost their seals during the 2017 storm cycle. Call (509) 265-6387 and you’ll get a written price before any work starts, not a verbal range.
Why Friendswood Homes Are Different
Friendswood sits roughly 15 miles northwest of Galveston Bay, close enough that salt-laden Gulf air oxidizes aluminum frames and corrodes door threshold pans faster than in Sugar Land or Katy. Add relative humidity that stays above 75% most of the year, and window seals here simply don’t last as long as manufacturer estimates built for inland climates predict.
The bigger variable is Harvey. Homes that received a “substantial damage” determination from the city were required to meet current floodplain and energy code standards, which means their windows and doors sit in newly framed walls with modern rough openings. A nearly identical house next door that fell just under the 50% threshold was patched in place and kept its original 1980s framing. We ask about that determination before we quote because it determines product sizing, flashing, and whether the rough opening needs reframing. Contractors who skip that question price the job wrong from the start.
Our Main Friendswood Services
Two services dominate our calls in Friendswood: full door replacements, often after Harvey-era patches failed, and whole-home window replacement in older ranch and 1990s subdivision homes. Here’s what each involves in this city.
Door Installation in Friendswood
A door replacement in Friendswood frequently means correcting framing that was altered during post-storm repairs, especially in the 1990s-2000s subdivisions where insurance claims paid for partial fixes rather than full rough-opening rebuilds. Salt air has also shortened the life of threshold pans and weatherstripping here, so we check the sill condition before recommending a slab-only swap versus a full frame replacement. See Door Installation in Friendswood for the full breakdown of how we handle these jobs.

Window Replacement in Friendswood
Homes along FM 518 and in the older 1960s-1970s sections often still have their original single-pane aluminum sliders, and those frames are the first thing salt air attacks. In the newer subdivisions, failed double-pane seals from Harvey’s moisture intrusion are the more common issue, leaving fogged glass that can’t be repaired. Window Replacement in Friendswood covers the full scope, including what the permitting process looks like in the city.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Before
AfterWindow Installation in Friendswood

Window installation in Friendswood means matching new units to a housing stock that ranges from 1960s brick ranch homes with original aluminum sliders to 2000s vinyl double-pane units, many of which were swapped out under insurance claims after Harvey. The salt-laden air from Galveston Bay shortens frame life on aluminum here, so we spec finishes and materials accordingly. Our full Window Installation process covers the measured survey, written scope, and photo record on every job.
Single & Double Hung Windows
Signs you need it
The sash drops when you release it, or the frame shows white oxidation powder along the tracks.
What it costs in Friendswood
Single and double hung replacements in Friendswood typically run $600-$2,800 per window depending on framing condition and glass package.
How we do it
We measure the rough opening, check for post-Harvey framing shifts, pull the old unit, install with new flashing and insulation, then trim out and seal.
Casement Windows
Signs you need it
The crank binds, the sash won’t seal against the frame, or you feel air moving around the edges on humid days.
What it costs in Friendswood
Casement windows in Friendswood run $850-$3,400 per unit, with larger sizes and impact glass at the higher end.
How we do it
We remove the old sash and hardware, verify the rough opening dimensions against our measured survey, then install the new unit with full perimeter sealing and test crank operation twice.
What Window Installation Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Single hung window | $600 - $2,800 |
| Casement window | $850 - $3,400 |
| Full-frame replacement (per opening) | $900 - $3,200 |
How long does window installation take in Friendswood?
Most single-room jobs finish in one day. Full-house replacements typically take 2-4 working days depending on the number of openings and whether any Harvey-era framing repairs are needed. Call (509) 265-6387 for a written schedule.
Will the price change once work starts?
No. Your written quote is based on the measured survey we hand you before work begins, and under Haven Clause 1 that document cannot change unless you change the scope. We’ll flag any reframing needs during the survey, not after demo starts.
Impact Windows & Doors in Friendswood

Friendswood homeowners who went through Harvey don’t need an explanation of what storm-driven water and wind do to standard windows. Impact-rated units with water-infiltration-resistant glazing have become the baseline expectation here, not an upgrade pitch. Our Impact Windows & Doors line includes CGI, CWS, and ES Windows products specified by opening size and exposure, never by what’s sitting in a warehouse.
Hurricane Impact Windows
Signs you need it
Your current windows flex visibly during storm warnings, or you’re replacing post-Harvey patches that used standard glass instead of impact-rated glazing.
What it costs in Friendswood
Hurricane impact windows in Friendswood typically run $900-$3,600 per opening, with larger sliders pushing toward the top of that range.
How we do it
We measure the opening including frame depth, verify the wall condition after any Harvey repairs, then install laminated impact glass in new frames with full perimeter anchoring and sealant.
Horizontal Roller & Sliding Impact Windows
Signs you need it
Slider tracks are pitted from salt air, or the existing roller windows fog between panes after moisture intrusion.
What it costs in Friendswood
Horizontal roller impact windows run $850-$3,200 in Friendswood, depending on width and whether the frame is being replaced or retrofitted.
How we do it
We pull the old slider, inspect the track and sill for corrosion, then install the new impact-rated unit with stainless hardware and a sealed sill pan.
What Impact Windows & Doors Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Hurricane impact window | $900 - $3,600 |
| Horizontal roller impact window | $850 - $3,200 |
| Impact entry door | $2,800 - $6,500 |
Are impact windows required in Friendswood?
Not universally, but homes that received a “substantial damage” determination after Harvey were required to meet current wind-load and floodplain codes. Even where they aren’t mandated, insurance carriers in the Friendswood market often discount premiums for impact-rated openings. Call (509) 265-6387 to review what your home actually needs.
Will impact windows fog or lose their seal?
All insulated glass eventually fails, but impact units from CGI and ES Windows use laminated interlayers that hold glass in place even if the seal fails. In Friendswood’s humidity, we spec argon-filled units with capillary tubes only where manufacturer data supports them.
Energy-Efficient Windows in Friendswood

Energy-efficient windows in Friendswood fight two problems at once: Gulf humidity pushing moisture into failed seals and cooling loads that run eight months out of the year. Low-E coatings and argon-filled insulated glass units, or IGUs, reduce solar heat gain and slow seal degradation in this climate. Our Energy-Efficient Windows process includes a review of your current U-factor and SHGC, or solar heat gain coefficient, before we spec anything.
Low-E & Argon Gas Glass
Signs you need it
Rooms facing east or west heat up noticeably by midafternoon, or your cooling bill keeps climbing while the thermostat holds steady.
What it costs in Friendswood
Low-E argon windows in Friendswood run $550-$2,800 per opening, depending on frame type and whether the opening needs reframing.
How we do it
We measure the glass area, confirm the existing frame can support the new IGU thickness, then install dual-pane Low-E units with argon fill and warm-edge spacers.
UV-Blocking & Fade Protection
Signs you need it
Furniture, rugs, or window-facing flooring shows visible fading, especially on the south and west sides of the house.
What it costs in Friendswood
UV-blocking window packages in Friendswood typically add $100-$350 per window over base Low-E pricing.
How we do it
We select glazing with a lower SHGC to cut UV transmission, then confirm the assembly’s condensation resistance rating before install.
What Energy-Efficient Windows Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Low-E argon double hung | $550 - $2,800 |
| UV-blocking package (per window add-on) | $100 - $350 |
| Insulated laminated glass | $700 - $2,900 |
What U-factor and SHGC should Friendswood homes target?
For Friendswood’s climate, a U-factor of 0.30 or lower and an SHGC of 0.25 or lower works well for most orientations. We’ll pull the specific numbers for your house during the measured survey and put them in writing.
How much can energy-efficient windows save here?
Savings vary by home size and current window condition, but replacing failed aluminum sliders with Low-E argon units typically cuts window-related cooling loss by 25-40% in Friendswood. The exact figure goes in your written quote, not in a sales pitch.
Sliding & Patio Doors in Friendswood

Sliding glass doors in Friendswood take a beating from salt air on the tracks and rollers, and post-Harvey settling often leaves them out of square. The result is a door that drags, leaks, or won’t lock, even when the glass itself is fine. Our Sliding & Patio Doors service covers replacement tracks, rollers, glass, and full frame swaps.
Patio Doors
Signs you need it
The door scrapes along the track, the handle won’t throw the lock, or water pools at the sill after a heavy Gulf rain.
What it costs in Friendswood
Patio door replacement in Friendswood typically runs $1,800-$5,800, depending on width and whether the frame needs full replacement.
How we do it
We measure the frame and rough opening, check the sill for corrosion, then install the new door with a sealed threshold pan and test the slide and lock five times each.
Impact Sliding Glass Doors
Signs you need it
You want a sliding door that can hold against storm-driven wind and debris, or your insurance carrier is asking for impact-rated openings.
What it costs in Friendswood
Impact sliding glass doors in Friendswood run $2,500-$7,200, with wider multi-panel units at the high end.
How we do it
We install a laminated impact-glazed door system with reinforced framing and multi-point locking, anchored into the wall structure rather than just the rough opening trim.
What Sliding & Patio Doors Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Patio door replacement | $1,800 - $5,800 |
| Impact sliding glass door | $2,500 - $7,200 |
| Screen door installation | $200 - $550 |
Can you fix a sliding door that drags, or does it need replacement?
If the frame is square and the track isn’t corroded through, new rollers and a track clean often restore smooth operation. In Friendswood’s salt air, once the track itself is pitted, we recommend replacement rather than a repair that won’t last.
Do impact sliding doors weigh more and affect the frame?
Yes, impact-glazed sliding doors can add 40-60 pounds to a panel, so we check the header and wall framing before installing. Homes with post-Harvey reframing usually handle the load; original 1970s openings sometimes need reinforcement.
Impact Garage Doors in Friendswood

Garage doors are the largest opening on most Friendswood homes, and a standard door is a wind-load failure point during a storm. Harvey showed what happens when a garage door buckles and the wind gets inside: roof uplift follows fast. Our Impact Garage Doors line addresses the door, the track, and the anchoring as one system.
Hurricane-Rated Garage Doors
Signs you need it
Your current door is a standard non-rated panel, or it shows deflection during strong winds that you can see from inside the garage.
What it costs in Friendswood
Hurricane-rated garage doors in Friendswood typically run $2,200-$6,800, with double-wide doors at the upper end.
How we do it
We measure the opening, inspect the header and track brackets, then install the rated door with reinforced hinges and anchors tied into the wall structure.
Garage Door Replacement
Signs you need it
The door sags, the panels are dented or rusted through at the bottom, or the track is pulling away from the wall.
What it costs in Friendswood
Standard garage door replacement in Friendswood runs $1,600-$4,200 depending on size and material.
How we do it
We order the door to the exact opening dimensions from our measured survey, then replace the panels, track, springs, and seals with all new components and test the balance twice.
What Impact Garage Doors Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Hurricane-rated garage door | $2,200 - $6,800 |
| Standard garage door replacement | $1,600 - $4,200 |
| Wind-load code compliance retrofit | $800 - $2,400 |
Do I need a wind-load rated garage door in Friendswood?
If your home received a substantial damage determination after Harvey, yes, because current code requires it. Even outside that, Friendswood’s wind exposure makes a rated door the single best dollar-for-dollar storm upgrade most homes can make. Call (509) 265-6387 for a written assessment.
Will a new impact garage door work with my existing opener?
Usually yes, though a heavier rated door may need stronger springs and a opener with a higher lift capacity. We check that during the survey and include any opener adjustments in the written price.
Custom & Geometric Windows in Friendswood

Custom and geometric windows in Friendswood show up mostly in the 1990s-2000s subdivisions that were rebuilt or expanded after Harvey, where grand entries and vaulted ceilings created openings that stock sizes can’t fill. Ranchers near FM 518 sometimes have arched transoms or half-round bathroom windows that need true custom fabrication. Our Custom & Geometric Windows service builds to the measured opening, not the nearest catalog size.
Arched & Curved Windows
Signs you need it
The existing arch is a non-operable single-pane unit that leaks, or the trim is pulling away because the original was never properly flashed.
What it costs in Friendswood
Arched and curved windows in Friendswood run $1,100-$4,400 per unit, with larger radii and impact glazing at the high end.
How we do it
We template the exact curve, send it to the manufacturer, then install the new unit with custom flashing to match the roofline and existing trim profile.
Oversized Openings
Signs you need it
The opening is wider than 6 feet or taller than 5 feet, well past the range of stock single units.
What it costs in Friendswood
Oversized window installations in Friendswood typically start at $1,500 and run to $4,800 per opening, depending on the structural work the header requires.
How we do it
We verify the header and king studs before ordering glass, then install the unit with temporary shoring and confirm the rough opening is carrying the load properly.
What Custom & Geometric Windows Costs in Friendswood
| Item | Typical range in Friendswood |
|---|---|
| Arched window | $1,100 - $4,400 |
| Oversized opening (per unit) | $1,500 - $4,800 |
| Custom impact window | $1,300 - $4,600 |
How long does a custom geometric window take to build?
Most custom units run 4-7 weeks from templating to install, depending on the manufacturer’s load. We put the lead time in your written quote so there’s no surprise waiting after you’ve signed.
Can custom windows be impact-rated?
Yes, and in Friendswood that’s often the right call for large glass areas facing the prevailing storm track. ECO Window Systems and CGI both produce impact-rated custom and geometric units.
Brands We Service in Friendswood
We install from eight manufacturer lines, including CGI, ES Windows, and ECO Window Systems, selected by performance tier and opening requirements rather than stock availability. Parts for standard repairs are stocked in our Houston office and reach most Friendswood jobs quickly. See our brands for the full line detail.
Pricing for Windows & Doors in Friendswood, TX

| Service | Typical range in Friendswood |
|---|---|
| Single hung window | $600 - $2,800 |
| Casement window | $850 - $3,400 |
| Hurricane impact window | $900 - $3,600 |
| Low-E argon window | $550 - $2,800 |
| Patio door replacement | $1,800 - $5,800 |
| Impact sliding glass door | $2,500 - $7,200 |
| Hurricane-rated garage door | $2,200 - $6,800 |
| Arched window | $1,100 - $4,400 |
| Oversized opening | $1,500 - $4,800 |
Prices in Friendswood push higher when post-Harvey framing forces full opening rebuilds or when salt corrosion requires sill pan and track replacement rather than a simple swap. Every quote is written before work starts, and under Haven Clause 1 that number cannot change unless you change the scope.
Neighborhoods We Serve in Friendswood
We cover the full Friendswood area, including the older sections along FM 518 and the newer master-planned subdivisions spread across the city’s southern half. Here are some of the neighborhoods we work in regularly:
- Imperial Estates
- Forest Bend
- Sunmeadow
- Heritage Park
- West Ranch
Service Area - Cities Near Friendswood

Our crews serve Friendswood and the surrounding communities throughout the Bay Area. We also work in Pearland, TX, Pasadena, CA, Deer Park, TX, and La Porte, TX. Call (509) 265-6387 and a live person answers, 24/7.
Serving Friendswood, TX - Our Local Coverage Area
We’re based in the Friendswood 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 About Windows & Doors in Friendswood

Yes. We pull permits on every job where city code requires them, and we schedule inspections as part of the written scope. Friendswood requires permits for structural changes including full-frame replacements and any work that alters rough openings. The permit status appears on your invoice and your photo record.
We schedule measured surveys within a few business days. When you call (509) 265-6387, a live person confirms the date, and we arrive with the tools to produce a written quote on the spot. The survey document is yours to keep regardless of whether you hire us.
Several Friendswood subdivisions have architectural review requirements that restrict frame colors or exterior materials. We check the applicable HOA standards during the survey and note any conflicts in the written scope so you’re never surprised by a board rejection after installation.
Call (509) 265-6387 for a free measured survey and a written price before any work starts. The document we hand you is the same document the final invoice is built from.
What happens when you call
- 1A real person answersNo phone trees - talk to a local windows & doors pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Friendswood Customers Say
"Replaced eight windows. They showed me the U-factor on the units they were actually fitting rather than the brochure numbers."
- Kofi B."They photographed the rotten sill they found under the old frame before replacing it, and the extra cost was agreed in writing before they carried on."
- Rosalind C."Front door install went smoothly. Written warranty, clear price, no pressure to upgrade anything."
- Nils H.










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