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ECO Window Systems Construction in South San Francisco, CA | Workshop Contractors
We provide ECO Window Systems sales & service including installation and replacement across South San Francisco, from Old Town cottages to the flat grid west of Highway 101. What sets our ECO Window Systems work here apart is how we handle the city’s older stucco-over-woodframe openings that were never plumb or square. As a single-source general contractor, we rebuild and re-flash the rough opening properly before the first new sash goes in. Call (844) 384-3361 to schedule a free estimate.
Why South San Francisco Residents Choose Us for ECO Window Systems Service
We’ve spent years pulling failing ECO Window Systems units out of South San Francisco’s 1920s – 60s stucco-over-woodframe cottages and re-flashing rough openings nobody else wants to touch. As an independent outfit, we can spec what the opening actually needs instead of steering every job toward one manufacturer’s stock sizes. Noel Figueroa grew up around tradesmen who built half the houses on his street, and he learned framing on real job sites before he could rent a truck. That means when we open a wall in Avalon or Old Town and find a racked header, we know how to fix it, not just cover it. We’re a licensed general contractor handling windows, doors, roofing, siding, and full interior remodels under one contract, so the window crew and the flashing crew are the same team.
Styles & brands we work with







Common ECO Window Systems Construction Problems We Solve in South San Francisco
- Fogged dual-pane sealed units. The marine layer and cool, damp summers keep glass-edge temperatures low, so failed seals show up as haze and condensation between panes sooner than in dry inland markets. We replace the sealed unit or the entire sash depending on the frame condition.
- Sash and frame racking in older stucco openings. South San Francisco’s pre-1970 cottages were framed and stuccoed when tolerances were looser. Openings drift out of square, so sliders bind and weatherstripping pulls away. We pull the unit, rebuild and shim the rough opening, then set the new window to the actual dimensions.
- Water intrusion at the sill and rough opening. Original flashing and sill pans on these older homes were often cheap or missing entirely. The winter rain and persistent fog find those gaps. We install new sill pans and flash to the stucco before the replacement unit goes in.
- Vinyl frame and weather-seal deterioration on west- and north-facing walls. Damp, salt-laden air drifting in from SFO and the bay breeze accelerates seal breakdown on exposed elevations. We assess whether the frame itself is still sound, because resealing a deteriorated frame just buys you a year.
- Converted garage and rear addition openings without proper documentation. We see this constantly west of 101. The window opening itself may have been added without permits, which complicates replacement and sometimes triggers a records step before we can legally proceed.
ECO Window Systems Service in South San Francisco: What Local Conditions Mean for Your Equipment
South San Francisco runs its own small-city building department rather than county plan check, and because the flat grid west of 101 is packed with converted garages and unpermitted rear additions, a window replacement we permit there often forces us to first document or legalize the opening we’re cutting into. That records-and-inspection step shapes the whole schedule, and it’s something a contractor from outside South San Francisco may not anticipate. Old Town and Avalon are full of these situations. The permit history follows the property, not the owner, so even a house you bought five years ago with a converted garage can surface old paperwork that needs resolving before the window job can close out. We plan for that on day one.
ECO Window Systems Models & Products We Service in South San Francisco
We install and replace ECO Window Systems vinyl single-hung and double-hung units, vinyl sliding windows, fixed and picture units, awning windows for fog-belt elevations, and vinyl sliding patio doors including retrofit inserts, with ECO Window Systems repair in Daly City also available nearby. Our parts approach is straightforward: we use OEM-grade ECO sash, balances, and glazing where the frame is still sound, and we step to quality aftermarket sealed units and hardware when OEM lead times run long or pricing doesn’t make sense. But on a frame that’s racked or water-damaged, resealing is throwing money at a window that needs replacement. We’ll tell you which situation you have before we sell you anything.
See the difference
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After
Before
After
Before
AfterECO Window Systems Service Pricing in South San Francisco
| Service | Price Range |
|---|---|
| Window Replacement | $5,310 – $17,700 |
| Impact Window Installation | $9,440 – $29,500 |
| Small Kitchen Remodel | $10,620 – $23,600 |
What drives the cost is the opening, not just the window. A square, dry rough opening with intact flashing is a straightforward swap. A racked stucco opening from the 1940s that needs header work, new sill pans, and re-flashing to the stucco costs more because it takes more labor and materials to do correctly. A free estimate includes opening inspection, measurements, and a written line-item quote. Call (844) 384-3361 to schedule yours.
Serving South San Francisco, CA — Our Local Coverage Area
We’re based in the South 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 – ECO Window Systems Construction in South San Francisco
No, we’re an independent general contractor providing ECO Window Systems in San Bruno and throughout the area. That independence means we spec what the opening actually needs rather than steering every job toward one manufacturer’s stock sizes. We have vetted relationships with ECO Window Systems and other manufacturers, so material decisions stay in-house.
We use OEM-grade ECO sash, balances, and glazing where the frame is still sound, and we step to quality aftermarket sealed units and hardware when OEM is slow or overpriced. If the frame itself is racked or water-damaged, we’ll recommend replacement over resealing. Call (844) 384-3361 for an assessment.
Most single-openings take one to two days once materials are on site. The variable in South San Francisco is the permit and records step when the opening was never documented. If a converted garage or rear addition needs to be legalized before we can close out, that adds inspection cycles to the schedule we can map out up front.
We install and replace vinyl single-hung and double-hung units, sliding windows, fixed and picture units, awning windows, and vinyl sliding patio doors including retrofit inserts. If you have a model we haven’t listed, call (844) 384-3361 and we’ll confirm coverage.
Window replacement typically runs $5,310 to $17,700 depending on the opening condition, the number of units, and whether flashing or framing repair is needed. An opening that’s square and dry costs less; a racked stucco opening from the 1940s costs more. Estimates are free, so call (844) 384-3361 for an exact number.
Service Areas Near South San Francisco
We serve South San Francisco homeowners plus the surrounding communities. Our South San Francisco service area covers 94080 and 94083, and we work with clients in Brisbane and Pacifica as well. For more about our broader coverage, see our South San Francisco service area page. We also provide ECO Window Systems service in Brisbane and ECO Window Systems service in Pacifica.
Book Your ECO Window Systems Service in South San Francisco Today
We’re on the ground in South San Francisco, and we know the permit office, the housing stock, and the fog, plus we offer Broadmoor ECO Window Systems service. Call (844) 384-3361 to schedule your free estimate for ECO Window Systems replacement or impact window installation.
Written by Noel Figueroa, Owner at Workshop Contractors, serving South San Francisco since the day he first pulled a window on a racked stucco opening and refused to cover it up.