A Penhallow company - serving Austin, TX
An open living room and dining area after a whole-home remodel

CertainTeed Windows & Doors Nationwide

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A whole-home remodel with the living, dining and kitchen areas opened up
A remodeled family room with new windows and a window seat
A remodeled primary suite with built-in wardrobes and a window seat
A remodeled staircase with wood treads and a slim metal railing
A finished basement family room with a media wall and wet bar
A stone counter, tile backsplash and open shelf after a kitchen remodel
A remodeled hall bathroom with subway tile and a floating vanity
A garage converted into a guest room and home office
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Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled

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CertainTeed Windows & Doors: The Austin Owner’s Guide

CertainTeed windows and doors hold up well in Austin, but when a part does fail, it’s usually a balance shoe, tilt latch, weatherstripping, or an insulated glass unit that has lost its seal. We stock common CertainTeed-compatible hardware on the truck and can source model-specific parts from our Austin suppliers, most within 2 business days. Installed replacement parts typically run $120 – $680 depending on the part, and full window replacements in Austin run $4,500 – $15,000 when a sash or frame is beyond saving. You’ll usually notice the failure the first cool morning after a Texas summer: the window won’t stay up, the lock won’t catch, or there’s fog between the panes that won’t wipe away.

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Which CertainTeed Models This Applies To

CertainTeed’s window and door lines include the Bryn Mawr II, New Castle, and Somerton series, along with their vinyl replacement lines sold through building supply houses across Austin. Each series uses slightly different balance systems and hardware profiles, and that’s where owners get tripped up: a Bryn Mawr II tilt latch will not seat correctly in a Somerton sash, even if it looks nearly identical at a glance. The fastest way to identify your part is to check the label etched into the corner of the glass or the spacer bar. That label carries a manufacturing code we can cross-reference to get the exact OEM replacement. If the label is gone, we measure the sash thickness, the balance shoe profile, and the jamb channel width. CertainTeed parts are widely available through our Austin distributors, but we sometimes recommend a quality aftermarket equivalent when an OEM part is backordered or discontinued. We’ll tell you which way we’re going before we order, and we’ll write the part number on your quote so you can verify it yourself.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Signs Your CertainTeed Windows & Doors Is Failing

  • The window won’t stay open, or it slams shut. That’s a worn balance shoe or a fatigued coil spring inside the jamb channel. CertainTeed’s block-and-tackle balances are durable, but the shoe’s plastic housing gets brittle after years of Texas heat cycling.
  • Fog or condensation between the glass panes. A failed insulated glass unit means the seal has broken. In Austin’s humidity swings, a small seal failure will pull moisture in fast and you can’t wipe it clean because it’s between the panes.
  • The tilt latch won’t re-engage after cleaning. Austin’s hard water and dust work into the latch mechanism, and the small spring inside just gives out. You’ll hear a dull click instead of a positive snap.
  • Drafts around the door frame, especially on north-facing walls. Weatherstripping and sweeps compress over time. CertainTeed’s compression gaskets are good, but they dry out and lose their spring after 8 – 12 years of Central Texas sun.
  • The lock or keeper is misaligned and won’t throw. This is often a sign the sash has settled or the frame has shifted slightly with foundation movement, which is common in Austin’s clay-heavy soils east of I-35.
Before & after

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Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Replacement Cost & What’s Included

For a single failed part, expect $120 – $680 installed in Austin, including the part, the service call, and the labor to pull the sash, swap the hardware, and reset the window in its track. A new insulated glass unit runs higher because it’s built to your exact dimensions: most run $350 – $900 per sash depending on size, glass package, and whether it’s argon-filled or Low-E coated. If the frame itself is rotted, warped, or the seal failures are widespread across multiple windows, a full window replacement makes more sense and typically lands between $4,500 and $15,000 in Austin depending on how many openings you’re replacing and the glass package. We give you a written line-item price before any work starts: the part number, the part cost, and the labor all broken out, so the number you approve on day one is the number on your invoice. And every repair carries our 365-Day Done Right Promise: if that replacement fails inside a year, we come back and fix it at no charge, no re-inspection fee, no argument.

DIY or Call Us?

For a tilt latch, a lock, or weatherstripping, a careful owner with a screwdriver can handle the swap in about 20 minutes, provided you’ve got the exact right part. The risk is in the balance systems. Vinyl window balances hold tension; if a coil spring releases while it’s being extracted from the jamb, it can cut a hand badly. We don’t recommend owners pull balance shoes or coils themselves. Glass unit replacement is even less of a DIY job: a mismeasured IGU doesn’t fit, and you’ve paid for glass you can’t return. If you’re unsure whether your CertainTeed part is simple hardware or a tension system, call us at (325) 225-5429, describe what you’re seeing, and we’ll tell you over the phone whether it’s something you can safely tackle or something you want us to handle. Tell me what you need, I’ll tell you what it costs, and we’ll go from there.

FAQs

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Getting started with Penhallow in Austin

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