Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Impact Windows & Doors Across Half Moon Bay
Impact windows and doors in Half Moon Bay typically run $1,800-$4,200 per opening installed, depending on size, frame material, and wind-load rating. Most homes here need marine-grade aluminum or fiberglass, not standard vinyl, because of the salt air. TruePane Windows & Doors serves Half Moon Bay with a live person answering every call at (888) 635-0804, and our crews know the coast well enough to spec hardware that won’t pit in three winters. If you’re reading this because a builder-grade window has already started corroding, or because a sliding door binds every July, we can help. You don’t need to know the technical language. You need someone who does, and who’ll put the warranty in writing before the truck leaves.
Why TruePane Windows & Doors Is Half Moon Bay’s Preferred Impact Windows & Doors Company
Half Moon Bay homeowners tend to ask different questions than folks inland. You ask about salt. You ask about fog. You ask whether the HOA will fight you on frame color, and whether the warranty actually says what the salesperson promised. That’s the conversation we’ve been having here for a long time. Dale Kessler founded TruePane in 2008, but the craft behind it goes back many years through his family’s glazing work. We’re not a franchise. We hire local crews, train apprentices into journeymen, and answer the phone live. Always.
Our reputation in Half Moon Bay comes from doing what we say. We register both manufacturer warranty layers in writing before the truck leaves your driveway, and every job carries the Done Right Promise. If something’s off, we fix it. No paperwork fights. No fine print that covers neither the glass nor the frame. Half Moon Bay customers call us because they’ve had a fogged seal or a pitted frame before, and they want it handled once.
Response time to Half Moon Bay is straightforward: we schedule precisely, show up in uniform and background-checked, and most jobs are done in a single visit. We measure every opening twice and quote manufacturer lines side by side on paper, so you see exactly what you’re buying. That’s how a Impact Windows & Doors job should go, and it’s how ours do.
Our Impact Windows & Doors Services in Half Moon Bay
Hurricane Impact Windows
On west-facing elevations near Miramar Beach and the bluffs, impact-rated windows in Half Moon Bay need more than a strong laminate. They need frames that survive salt. We default to fiberglass or marine-anodized aluminum on those exposures because powder-coated builder aluminum pits within three to five years. The glass stays strong, but the frame fails around it. We’ll show you the difference on paper, side by side.

Impact Sliding Glass Doors
Sliding glass doors take the worst of the onshore wind and salt deposition on any Half Moon Bay property. Track systems clog with particulate, rollers corrode, and the door that moved easily in March binds by August. Impact-rated sliders with stainless rollers and anodized tracks solve this. We install units sized to your exact rough opening, with updated flashing tape and weather stripping spec’d for marine exposure.

Impact Entry & French Doors
Entry doors on coastal cottages and newer planned developments alike swell seasonally from fog moisture. An impact-rated fiberglass entry door won’t absorb that humidity the way wood does, and it won’t warp in the summer marine layer. For French doors, we spec laminated impact glass and marine-grade hardware that holds up to daily salt air without corroding at the hinges and locksets.

Impact Garage Doors
Garage doors are the largest opening in most Half Moon Bay homes, and on west-facing properties they take direct wind pressure. An impact-rated garage door with a reinforced track system resists both windborne debris and the slow corrosion that standard steel tracks develop in coastal air. We’ll help you sort which wind-load rating your specific elevation requires.

What happens when you call
- 1
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.
Trusted Brands We Service in Half Moon Bay
We’re an authorized installer for more than a dozen manufacturer lines, including CGI, PGT, and ES Windows. For Half Moon Bay specifically, we lean hard on CGI and ES Windows for their marine-grade aluminum and stainless hardware options, and ECO Window Systems when a homeowner wants a fiberglass frame that ignores salt air entirely. Because we stock local parts for Half Moon Bay jobs and quote these lines side by side, you won’t be stranded waiting on a backordered sash. You’ll know before we start what’s going in your house and what each layer of warranty covers.
Common Impact Windows & Doors Problems We See in Half Moon Bay Homes
- Pitted and oxidized aluminum frames on west-facing properties. Salt-laden marine air deposits on powder-coated aluminum and eats through the finish within three to five years near Miramar Beach and the bluffs. The fix is fiberglass or marine-anodized aluminum from the start, not a paint touch-up.
- Swollen wood sashes and rotting sills on older coastal cottages. The near-daily fog cycles humidity into wood frames near the shoreline, causing seasonal sticking, cracked paint, and eventually rot. Replacement with impact-rated fiberglass or composite stops the cycle.
- Fog between panes in insulated glass units. Half Moon Bay’s humidity cycling is brutal on sealed glass. Once the seal fails, the argon fill escapes and the U-factor performance drops sharply. We see this constantly in homes built between 1985 and 2005.
- Sliding door tracks clogged with salt particulate and corroded rollers. West-facing sliders near Miramar Beach collect airborne salt that grinds into tracks and seizes rollers. Impact-rated sliders with stainless components last far longer than builder-grade units.
Pricing for Impact Windows & Doors in Half Moon Bay, CA
A typical impact window replacement in Half Moon Bay runs $1,800-$2,800 per opening for a standard double-hung or casement with marine-grade aluminum frame. Impact sliding glass doors run $3,200-$5,500 depending on width and wind-load rating. Impact entry doors start around $2,400 and run to $5,800 for French door configurations with laminated glass. Garage doors with impact rating typically run $3,800-$7,200 including reinforced tracks. Fiberglass frames add 15-25% over aluminum. The marine hardware upgrade is small: usually $120-$280 per opening. The cost to skip it is a pitted frame in three years. Call (888) 635-0804 for a free estimate with exact numbers, in writing, before any commitment.
We Also Serve Cities Near Half Moon Bay
Our crews work the entire San Mateo coast and the Peninsula. If you’re in Half Moon Bay or nearby, we serve El Granada, Burlingame, Millbrae, and Belmont with the same pricing structure and the same Done Right Promise. The coastal specs change, but the standard doesn’t.
Serving Half Moon Bay, CA - Our Local Coverage Area
We’re based in the Half Moon Bay 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 - Impact Windows & Doors in Half Moon Bay
Yes, many newer Half Moon Bay developments have architectural review committees that restrict frame color, grid patterns, and sometimes specific brands. We’ve worked within those rules often, and we can help you prepare the submittal with manufacturer spec sheets and finish samples. The good news: most HOAs here accept fiberglass and marine-anodized aluminum frames without issue once they understand the corrosion problem. Call (888) 635-0804 and we’ll walk you through what your specific HOA requires.
No, properly installed replacement windows will not void your structural builder warranty. However, builder warranties on the original windows themselves become irrelevant once those windows are replaced. What matters is that the new installation is done correctly and that the new manufacturer warranty is registered in writing. That’s our standard practice on every Half Moon Bay job.
Start with the west-facing and north-facing openings. Those take the worst salt and wind. A 1990s home near the coast likely has original wood or early aluminum windows that have already lost their seals or begun pitting. Replacing those first with impact-rated fiberglass or marine-anodized aluminum gives you the biggest comfort and maintenance win, and typical cost per opening on that vintage home runs $1,900-$3,000. Call (888) 635-0804 for a free estimate on your specific floor plan.
Because the track hardware is not stainless and the rollers are not sealed against salt particulate. Onshore wind drives salt-laden moisture directly into the track, where it grinds and corrodes. Builder doors on bluff properties near Miramar Beach routinely bind within five years. The replacement we spec uses stainless rollers and anodized track, and the door moves cleanly for a decade or more.
Yes, and not only for wind. Impact-rated glass is laminated, which means a second layer of protection against debris driven by winter storms and bluff-top gusts. It also reduces noise from Highway 1 and the coast. In Half Moon Bay, the more common threat is a winter storm throwing a branch through a west-facing window. Impact glazing holds. Call (888) 635-0804 and we’ll price it out for your home.
The Half Moon Bay Reality: Salt Air Dictates Every Fitting
Half Moon Bay sits directly on the open Pacific with no significant geographic buffer. Every window and door on your house takes relentless salt-laden marine air and near-daily fog moisture. That’s not a metaphor. It’s chemistry. Standard aluminum hardware corrodes, unsealed frames pit, wood sills rot far faster than inland. On a 1990s planned development off Highway 1 near Miramar Beach, our crew replaced original builder-grade aluminum casement windows with impact-rated fiberglass models. The old powder-coated frames had pitted along the jamb and sash, and the insulated glass units showed seal failure: fog between the panes. We specified marine-grade stainless hardware, updated the flashing tape, and integrated the new units into the existing stucco without disturbing the HOA’s exterior color scheme. That’s the standard here. Not an upgrade.
If you’re in the 94019 zip code and the fog has already done its work on your original windows, or if you’re planning ahead before the next winter storm season, we’ll give you straight answers on cost, performance, and warranty. No pressure. Just numbers on paper and a company that plans to be here in thirty years.
Call (888) 635-0804 today to schedule your free estimate. A live person answers.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving Half Moon Bay with craft and a square deal.



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