Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style
Fast, Reliable Window Installation Across El Granada
Window installation in El Granada is a materials problem before it is a schedule problem. The salt-laden marine layer that sits over the coast here corrodes standard aluminum frames and zinc hardware years faster than homeowners expect, which means the spec you choose on day one decides whether you are replacing that window again in seven years or in twenty. We have worked the seaward grid long enough to quote coastal-spec windows honestly: fiberglass or marine-grade frames, stainless hardware, and argon-filled insulating glass, priced in writing and installed by background-checked crews. Call (888) 635-0804 for a free estimate, and we will come measure every opening twice.
Why TruePane Windows & Doors Is El Granada’s Preferred Window Installation Company
TruePane started in 2008, but the craft standard behind it goes back many years. Dale Kessler, a second-generation glazier, founded this company on one rule: if the pane is not true, the job is not done. That rule governs every Window Installation we run in El Granada, from a single casement replacement on a cottage off Avenue Alhambra to a full retrofit on a bluff-top home facing the breakwater.
We are not a franchise dispatch service. We hire local, train apprentices into journeymen, and register both manufacturer warranty layers in writing before the truck leaves your driveway. That is The Keystone Standard, and it is not a verbal promise. On ocean-facing homes where edge seals fail in 5-7 years instead of 15-20, having warranty durations stated on paper is the only thing that makes a coastal window purchase rational.
Homeowners who call us for El Granada Window Replacement get a live person. Not a voicemail tree, not a regional call center. A person who knows the difference between a window spec that survives Burnham Strip fog and one that does not. We stand behind the work with a Done Right Promise: if it is not done right, we make it right, no paperwork fights, no arguing.
Our Window Installation Services in El Granada
We install and replace every common window type found in El Granada’s housing stock, which runs from 1906-era platted resort cottages to 1970s ranch homes. The salt environment shapes which styles work here, and we quote accordingly. Pricing below reflects the coastal-spec materials El Granada actually requires, not the inland spec that fails early.
Casement Windows
Energy-Efficient Windows - El Granada often means casement windows: the workhorse for ocean-facing homes here. A crank-operated sash with a compression seal closes tighter than a sliding or double-hung window, which matters when wind-driven salt spray is testing the weatherstripping every afternoon. We spec stainless steel hinges and multi-point locking hardware because standard zinc cranks seize within a few years on west-facing walls. A typical fiberglass casement replacement in El Granada runs $950-$1,650 per unit installed, depending on rough opening size and glazing spec.

Awning Windows
Awning windows work well for El Granada cottages with short wall sections and tight lot layouts, especially where a full casement swing would block a side path. Because they hinge at the top and seal on all four sides, they shed water better in light coastal drizzle and can stay cracked open for ventilation even during fog. Expect $700-$1,300 per unit installed for a marine-grade fiberglass awning window with stainless hardware. We quote these frequently for bathrooms and kitchens in the historic grid, where original wood sash windows have rotted out at the sills.

Fixed & Picture Windows
Fixed picture windows are the most common way El Granada homeowners capture the ocean view. They also fail hardest when spec’d wrong. A sealed picture window has no operating hardware to corrode, but the insulating glass unit takes the full load of the marine layer, and a low-quality edge seal fogs permanently within a half-dozen years here. We spec low-E argon-filled IGUs with marine-grade spacers, set in fiberglass or high-spec vinyl frames. A typical picture window installation in El Granada runs $1,100-$2,400 per unit installed, sized to the opening and glazing.

Single & Double Hung
Single and double hung windows are common in El Granada’s 1950s-1970s ranch stock, and they are the style most likely to have seized from salt corrosion by the time we arrive. Original aluminum frames pit and oxidize along the jamb, springs weaken, and sashes stop holding position. We replace them with balanced, marine-grade double hungs that open and close with one hand, even facing the ocean. Expect $800-$1,500 per unit installed for a coastal-spec vinyl or fiberglass double hung in El Granada.

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.
Trusted Brands We Service in El Granada
We are an authorized installer for more than a dozen manufacturer lines, including, PGT, CGI, and ES Windows. For El Granada’s salt environment, we lean toward Marvin fiberglass lines, Impact Windows & Doors - El Granada from CGI, and ES Windows when the coastal view demands the largest glass area with the thinnest framing. We quote manufacturer lines side by side on paper so you see exactly what you are buying, and we stock local parts for El Granada customers so a hinge replacement or latch adjustment does not mean waiting two weeks on a backorder from the East Coast.
Common Window Installation Problems We See in El Granada Homes
- Salt-crusted frames and seized hardware. West-facing aluminum windows on El Granada’s seaward streets often show white mineral crust along the jambs within three to five years, with operators that require two hands or a pry bar to move.
- Fogged insulating glass units on the ocean side. The persistent marine layer condenses at failed edge seals, strips the argon fill, and leaves permanent fog between the panes. We see this on decade-old homes routinely, decades before the IGU warranty should expire.
- Cracked and hardened weatherstripping. Factory weatherstripping on standard windows stiffens and splits in the constant damp salt air, letting wind-driven moisture and salt into the jamb. Once the wall cavity starts collecting salt, rot follows.
- Rotted wood sashes on period cottages. Many of El Granada’s 1906-1930 cottages still carry original wood sash windows. The sills and lower rails soften from decades of fog exposure, and by the time the homeowner calls, the window is leaking air and water through the rotted wood itself.
Pricing for Window Installation in El Granada, CA
Coastal-spec window installation in El Granada runs $700-$2,400 per unit for most common styles, installed. Casement windows start around $950, picture windows around $1,100, single and double hungs around $800, and bay or bow assemblies often land between $3,200 and $6,500 including structural support and flashing. The price gap between a coastal-spec window and an inland-spec window of the same size is real: fiberglass versus base aluminum, stainless versus zinc hardware, and marine-grade spacers versus standard edge seals add roughly 20-35%. That gap is cheaper than replacing the inland-spec window twice in twenty years. We give written line-item quotes, no surprise add-ons, and a free estimate on every job. Call (888) 635-0804 to schedule one.
We Also Serve Cities Near El Granada
TruePane runs window installation crews throughout the San Mateo County coast and neighboring communities. We serve El Granada and the surrounding area, including Half Moon Bay, Burlingame, Millbrae, and Pacifica. The coastal spec we recommend in El Granada applies just as strongly to the exposed western sides of Half Moon Bay and Pacifica homes.
Serving El Granada, CA - Our Local Coverage Area
We’re based in the El Granada 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 Installation in El Granada
El Granada’s marine layer delivers salt-laden moisture almost year-round, and onshore wind drives it directly into west-facing frames and hardware. Aluminum oxidizes, zinc pitts, and stainless is the only hardware that holds. Call (888) 635-0804 and we will spec the hardware for your exposure.
Honest answer: 5-7 years for standard-spec edge seals facing the ocean. Maritime-grade spacers and argon-filled IGUs from manufacturers who build for coastal climates can stretch that toward 15-20 years, which is what the warranty states. We quote the effective lifespan on paper, not the marketing lifespan.
Most El Granada homes do not fall in a designated high-velocity hurricane zone, so impact-rated glazing is not code-required. But CGI and PGT impact windows also offer the tightest edge seals and thickest laminated glass we install, so many oceanfront homeowners choose them anyway for the salt resistance. Ask us for a side-by-side quote. Call (888) 635-0804 to get one.
You can, but the lifecycle math is poor on the seaward side. Once rot has entered the sill and lower rail, repeated wood repair and reglazing costs nearly as much as a marine-grade fiberglass replacement that will not rot again. For street-facing or historically significant windows, we will rebuild them properly. For everything else, we quote replacement honestly. Call (888) 635-0804 for an exact breakdown, free.
Coastal-spec means fiberglass or marine-grade vinyl frames, stainless steel or hot-dip galvanized hardware, marine-grade edge seals, and low-E argon-filled glazing. Inland-spec means standard aluminum or vinyl with zinc hardware. The coastal spec costs 20-35% more up front and lasts two to three times as long in El Granada. We only quote coastal-spec on salt-exposed sides here. The estimate is free: (888) 635-0804.
Written by Dale Kessler, Owner at TruePane Windows & Doors, serving El Granada and the San Mateo County coast.



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