New windows and doors improve comfort, cut energy bills and add long-term value to your home. Meridian Windows and Doors San Francisco pairs proven product lines with our own installing crews for lasting performance - and a price we put in writing.
Choose your installer
The unit is half the job - the install is the other half. Our own background-checked crews measure, set, seal and insulate every opening, and they know the lines we quote inside and out because they install them every week.
Select the right products
Compare styles, materials and glass packages side by side until the fit is right for your rooms, your budget and your goals. The product-line comparison below is the place to start.
Prepare your home for install
Before install day we walk you through a short checklist - furniture pulled back, treatments down, a clear path to each opening - so install day is watch-it-happen, not scramble.
Compare the Lines We Quote
Every project is priced on the same lines, side by side - the price indicators below are relative, and your consultant shows exact numbers on your actual openings.
PGTThe line homeowners arrive naming - the most impact certifications in the industry$$$
- More impact certifications than any other line we quote
- WinGuard, EnergyVue and ClassicVue Max systems built for every wind zone
- 99% on-time delivery keeps your install date on the calendar
CGIThe heavyweight impact line$$$$$
- Large-missile impact ratings for the strictest wind zones
- Architectural-grade aluminum with commercial-depth frames
- The line we quote when protection is the whole point
CWSThe value pick$$
- Vinyl systems built to strict wind codes
- Strong energy packages at the friendliest price point
- The smart start for whole-home replacements on a budget
ESWSlim lines, big glass$$$$
- Narrow-sightline aluminum for modern elevations
- Oversized openings and floor-to-ceiling glass
- Impact-rated without the bunker look
ECOThe aluminum impact workhorse$$$
- Factory-built aluminum impact systems
- A strong price-to-protection ratio for coastal homes
- Proven inventory lines with short lead times
CWS Windows & Doors in San Francisco, CA | Meridian Windows and Doors San Francisco
We’re an independent CWS service provider working across San Francisco, which means we repair and offer San Francisco Window Replacement for CWS windows and doors without any factory affiliation. The difference here comes down to one thing: San Francisco’s fog, salt air, and preservation rules change how your CWS equipment behaves, and we plan around all three. Call (831) 273-7126 for a free estimate on CWS repair or replacement anywhere in the city.
Why San Francisco Residents Choose Us for CWS Service
Our crew works on CWS windows and doors inside San Francisco’s fog-dampened Victorians and sun-baked Mission Revival flats every week. That frequency gives us something no generic window company has: a field record of how CWS frames, balances, and weatherstripping actually hold up in this marine climate. Elliot Vance, the owner here at Meridian Windows and Doors San Francisco, has spent the better part of two decades installing and retrofitting windows across California. He’s worked the stretch of Victorians near Alamo Square, where a 100-year-old frame and a modern double-pane unit rarely agree on the first measurement. That’s why we send background-checked, uniformed technicians who know CWS equipment and San Francisco building quirks equally well. For more about how we handle CWS sales & service, our written price lands before any work starts, and the 365-Day Done Right Promise covers the job for a full year.
Common CWS Windows & Doors Problems We Solve in San Francisco
- CWS double-hung spiral balances bind and drop: Fog-borne salt and moisture corrode the steel coil inside the balance tube. We see this constantly in the Sunset and Richmond, where the marine layer hangs low. The fix is a stainless-steel replacement balance, not another OEM steel coil that’ll rust again in eighteen months.
- CWS 6000 horizontal roller tracks fill with sand and fog grit: The lower track on this model catches everything the wind pushes off Ocean Beach. The sash jumps the rail and jams at the strike jamb. We clean the channel, check roller alignment, and swap in rollers that can handle the grit.
- CWS ImpactGard casement hinges seize from west-side damp: Constant moisture works into the hinge pins until the sash won’t crank without shearing the operator gear. If we catch it early, we lubricate and adjust. If the gear’s already stripped, we replace the operator before the window becomes permanently stuck.
- Vinyl CWS frames develop corner-weld fatigue: Foggy cold makes the sash shrink and expand against the wood jambs of older San Francisco homes. Over years, the corner welds on the vinyl frame start to stress. In a pre-1940 Victorian with a settling frame, that fatigue shows up faster than it would inland.
- Weatherstripping degrades unevenly by exposure: West-facing units in the Sunset take salt fog; east-facing units in the Mission take direct sun. Weatherstripping on one side of the house fails years before the other. We replace what’s worn and leave what still seals.
CWS Service in San Francisco: What Local Conditions Mean for Your Equipment
San Francisco’s Planning Department mandates that replacement windows on any pre-1960 building match the original muntin profiles and exterior trim. That rule changes how we approach CWS inserts in neighborhoods like the Richmond. A CWS insert into a Victorian there requires a custom exterior casing that meets the Department of Building Inspection’s energy code while preserving the original wood lintel. This constraint doesn’t exist across the bay in Oakland, where a standard CWS line can often go in without custom trim work. In San Francisco, we plan the casing and the weatherproofing around the city’s preservation guidelines from the first measurement. Measure twice, order once – the window doesn’t care about your schedule.
CWS Models & Products We Service in San Francisco
We repair and replace the CWS 400 Series double-hung, the CWS 6000 Series horizontal roller, the CWS ImpactGard casement, and the CWS Estate Series single-hung. We stock OEM CWS balance tubes, crank operators, and weatherstripping for the common models around San Francisco, which keeps turnaround fast when a window’s stuck shut after a fog cycle. But we won’t push OEM clips or rollers when a salt-resistant stainless aftermarket part will outlast the fog. Our rule is simple: if the frame is straight and the glass is intact, we repair. If the jamb is rot-swollen or the corner weld is failing, a full-frame replacement in the same style is the only way to stop the recurrent leaks.
CWS Service Pricing in San Francisco
Most CWS window repairs in San Francisco run $180 to $450 depending on the part and access. Full-frame CWS replacements typically start around $1,200 per window and climb with custom casing work, stair or scaffold access, and landmark-permit requirements. Insert replacements on straight frames generally land between $650 and $1,100 per unit. What drives cost here is the preservation work: matching muntins, rebuilding exterior trim, and flashing a fog-side wall correctly all take hours. Every quote we give is written down before work begins, and it doesn’t change at the door. Call (831) 273-7126 for an exact price on your CWS repair or replacement.
Serving San Francisco, CA - Our Local Coverage Area
We’re based in the San Francisco 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 – CWS Windows & Doors in San Francisco
The spiral balance tubes have likely rusted from salt moisture, and the steel coils inside are binding. This is the most common CWS failure we see in the Sunset and Richmond after a wet winter. We pull the sash, swap in stainless balances, and re-tension the coil to match the glass weight. Call (831) 273-7126 and we’ll tell you if it’s a repair or a replacement after seeing the window.
Not always. If the frame itself is straight and the rot is confined to the exterior casing, we can rebuild the trim and keep the CWS unit. If the rot has moved into the jamb and the frame is swelling, a full-frame replacement in the same style is the only fix that holds. We’ll show you the rot before we quote anything.
Yes, with the right permitting and casing work. Landmark-protected buildings in the Mission require replacement windows to match original muntin profiles and exterior trim. We handle that compliance work and confirm what the Planning Department will accept before ordering anything.
Fog grit and fine sand blow into the lower track and pile up at the strike jamb. The sash rides over the debris and then binds when it reaches the end of the rail. A track cleaning and roller inspection usually resolves it, and we’ll tell you if the rollers themselves need replacing. Estimates are free – call (831) 273-7126.
We recommend fiberglass or stainless-hardware CWS models for west-facing exposures in the Richmond. Salt fog corrodes steel balances, hinges, and hardware quickly on that side. A CWS unit with stainless components and a proper marine-grade weatherstrip will outlast the standard spec by years. We’ll price both options so you can decide with the numbers in hand.
Service Areas Near San Francisco
We work throughout San Francisco, including the Richmond, Sunset, Mission, and Alamo Square areas. For homeowners across the bay, we also provide San Francisco service area coverage plus CWS service in Oakland and CWS service in Hayward. If you’re in San Rafael or Alameda, call and we’ll confirm coverage.
Book Your CWS Service in San Francisco Today
Call (831) 273-7126 to schedule your San Francisco Window Installation estimate. We answer live, 24/7, and we’ll put the price in writing before any work starts. Elliot Vance will walk the job himself on install day.
Written by Elliot Vance, Owner at Meridian Windows and Doors San Francisco, serving San Francisco since 2009.
Six Reasons Homeowners Choose Meridian Windows and Doors San Francisco
Laminated glass and reinforced frames hold up to wind-driven rain, hail and flying debris, so your openings stay sealed when the weather turns.
Low-E insulated impact glass from our manufacturer lines commonly cuts monthly cooling bills 20-30%.
Laminated impact glass shuts out up to 40% of outside noise - traffic, neighbors, weather.
Monitoring services run $30-90 a month. Laminated impact glass resists forced entry around the clock, with no subscription.
Tighter seals and insulated glass even out hot and cold rooms and stop the drafts at the frame.
A full impact package upgrades curb appeal, buyer confidence and appraised value in one project.