







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
ECO Window Systems Construction in San Francisco, CA | Bradford Remodeling
Bradford Remodeling provides independent ECO Window Systems construction, replacement, and repair across San Francisco. We are not manufacturer-affiliated or authorized, which means our recommendations are based on what these vinyl assemblies actually do in San Francisco fog and wind, not on what a warranty pamphlet says they should do. The thing that separates our ECO Window Systems work here is that we diagnose against the city’s real conditions: marine-layer moisture, hillside wind zones, and a planning code that often forces like-for-like sizing in older buildings. Straight number, real scope, no surprises at the punch list. Call (903) 568-7222 for a free estimate.
Why San Francisco Residents Choose Us for ECO Window Systems Service

We work on ECO Window Systems products every week. The 6000 Series single-hung, the 8000 Series sliding patio door, the 3000 Series awning and casement, the 4000 Series fixed picture window. We know how their vinyl frames and glazing behave on a 1920s stucco two-flat in the Outer Sunset versus a 1960s box in the Richmond. That field knowledge is the whole basis of our ECO Window Systems sales & service work. We keep OEM-equivalent glazing units, weatherstripping, and sash hardware in rotation for San Francisco service calls, so when a seal fails or a roller binds, we aren’t waiting on a distribution center three states away.
Curtis Lane runs the operation. He trained in construction technology at Los Angeles Trade-Technical College, then spent two decades doing foundation work, framing, and finish carpentry. He grew up watching his grandfather re-frame a back bedroom that never stayed square, which is probably why every rough opening we touch gets checked for plumb before a single unit drops in. That matters with ECO Window Systems vinyl, because a frame that’s twisted by a quarter inch will bind a sash and eat weatherstripping inside of a year.
From our place in the San Francisco service area, we cover the full run of the city: the Sunset, the Richmond, Noe Valley, the Mission, Bayview, the Marina, and up into the hills. Every job gets a written price before work starts. Every completed install carries the 365-Day Done Right Promise: if the work fails inside a year, we come back and correct it at no charge.
Styles & brands we work with







Common ECO Window Systems Construction Problems We Solve in San Francisco
- Fogging and condensation between the panes on 6000 Series single-hungs. This is the big one in west-side neighborhoods like the Sunset and the Richmond, where the marine layer sits on the glass for half the year. The insulated glass seal degrades faster under constant moisture, and once air gets between the panes, the unit is done. We replace the glazing when the frame is still sound.
- Weep-hole and sill-pan drainage failures on 8000 Series sliding patio doors. During horizontal wind-driven rain, water pushes against the door track. If the weep system is clogged or the sill pan wasn’t flashed right on the original install, that water tracks into the wall cavity and then into the floor framing. We see this a lot on west-facing exposures in the Outer Sunset.
- Sash-to-frame seal compression loss on 3000 Series awning and casement windows. Exposed north- and west-facing walls in San Francisco take constant wind. The vinyl sash flexes, the compression seal loses its spring, and the unit starts to whistle. Owners tell us they can’t figure out where the draft is coming from. It’s the seal, and it’s replaceable.
- Stucco-to-vinyl jamb cracking around 4000 Series picture windows on pre-1940 buildings. San Francisco has thousands of stucco buildings with original framing that was never square and has only moved more over 80 years. When a rigid vinyl picture window is set into an out-of-plane opening, the stucco at the jamb cracks and air and water get a path in.
- Slider roller failures on 8000 Series patio doors from airborne grit. San Francisco sand and road dust work into the roller tracks on decks and rear exposures. The nylon rollers wear flat, then the door drags, then the track gets scored. Replacing rollers early is a $300 fix. Replacing a scored track is a door replacement.
ECO Window Systems Service in San Francisco: What Local Conditions Mean for Your Equipment

San Francisco’s Planning Code requires that replacement windows visible from the street match the building’s existing appearance in many historic districts, which often means ECO Window Systems vinyl units have to be sized and profiled to fit original double-hung openings rather than standard retrofit frames. That constraint shows up hardest in the city’s Article 10 and Article 11 landmark zones, where a simple like-for-like swap can still trigger design review. If you own a 1910s Edwardian in the Mission or an 1890s flat in the Haight and you want to replace fogged 6000 Series single-hungs, you can’t just order an off-the-shelf retrofit unit. We measure every opening against the existing sash profile, match the sightlines, and build the rough opening back out with new sill pans and flashed jambs so the vinyl unit seats cleanly in the original reveal. That’s the difference between a window that looks like it belongs on the building and one that reads as a vinyl insert the second you see it from the sidewalk. The code cares. So do we.
One job worth describing, because it’s the same job half of San Francisco needs. On a 1920s stucco two-flat in the Outer Sunset, we replaced eight failing ECO Window Systems 6000 Series single-hungs whose seals had gone cloudy from years of marine-layer moisture. Before setting any unit, we rebuilt the rough openings with new sill pans and flashed the jambs, because the old sash had been leaking into the wall cavity for a decade. We also swapped a leaking 8000 Series sliding patio door at the back, re-pitched the threshold, and cleared the weep system so wind-driven rain now drains to the exterior instead of into the floor framing. The owner now has windows that read original from the street and don’t fog in the summer.
ECO Window Systems Models & Products We Service in San Francisco
We service the full current ECO Window Systems residential line: the 6000 Series vinyl single-hung, the 8000 Series vinyl sliding patio door, the 3000 Series vinyl awning and casement, and the 4000 Series vinyl fixed picture window. On parts, our stance is simple. We use OEM-equivalent glazing units, weatherstripping, and sash hardware when the frame is still plumb and structurally sound. We move to full-unit replacement when the vinyl extrusion is warped, the sill pan is compromised, or the glass package is obsolete. These are not high-cost architectural windows, and we tell owners plainly when a repair is throwing money at a failing assembly. If a 6000 Series sash has a cracked seal but the frame is square and the jambs are dry, we replace the glass. If the extrusion itself is bowed from heat cycling, putting new glass in is a waste of your money.
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AfterECO Window Systems Service Pricing in San Francisco

Here’s what ECO Window Systems work costs in San Francisco, based on the scope of construction involved. These are written-price ranges we’ve built from actual jobs across the city, not national averages.
| Service | Price Range |
|---|---|
| Window Replacement | $5,310 – $17,700 |
| Impact Window Installation | $9,440 – $29,500 |
| Roof Repair | $470 – $2,125 |
| Home Addition | $53,100 – $153,400 |
What drives the number on a window replacement in San Francisco is the condition of the rough opening. If the framing is square and the sill pan is intact, the job is straightforward and lands low in the range. If we’re rebuilding rotted jambs, reframing for a different sill profile, or working through a historic-district matching requirement, the number climbs. A free estimate from us means a written line-item price before any work starts, not a range tossed over the phone. Call (903) 568-7222 and we’ll schedule a walkthrough.
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 – ECO Window Systems Construction in San Francisco
Yes, if the vinyl frame is still square and the sash is sound, we replace the insulated glass unit only. In San Francisco’s fog belt, 6000 Series seals fail first at the glass, not the frame. We’ll tell you if the frame is too far gone to save.
They can. In Article 10 and Article 11 landmark zones, street-visible replacement windows must match the existing profile and muntin pattern, which often means custom-sizing ECO Window Systems units to fit original double-hung openings. We handle the matching and the paperwork. Call (903) 568-7222 and we’ll tell you what your building triggers before you buy a thing.
Constant airborne grit from wind and sand wears the nylon rollers flat, especially on west-facing rear exposures. Once the rollers flatten, the door drags and scores the track. We replace the rollers early and clean the track, which is a small repair. If the track is scored, you’re looking at a door replacement. Call (903) 568-7222 for a look.
Yes. We do ECO Window Systems service in Sacramento style full-scope work here: addition rough-in, ADU window packages, and whole-façade replacements using the 3000, 4000, 6000, and 8000 Series lines. San Francisco’s ADU program moves faster than historic-district review, and we know which path applies to your parcel.
We use OEM-equivalent glazing units, weatherstripping, and sash hardware matched to the factory specs. We don’t use generic vinyl extrusions. When the OEM part isn’t available, we tell you before we order the substitute.
Service Areas Near San Francisco
Bradford Remodeling covers San Francisco and the surrounding Bay Area. We take ECO Window Systems jobs in Daly City, South San Francisco, Pacifica, Oakland, and Berkeley. For work further inland, see our ECO Window Systems service in Fresno and our ECO Window Systems service in Sacramento coverage areas.
Book Your ECO Window Systems Service in San Francisco Today
If you’ve got fogged glass, a leaking slider, or a stucco jamb that’s cracking around a picture window, call (903) 568-7222. We’ll come out, look at the rough opening, and hand you a written price. No numbers that move at the door, no change orders at the punch list.
Written by Curtis Lane, Owner at Bradford Remodeling, serving San Francisco since 2004.











