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ES Windows Construction in Burlingame, CA | Copperleaf Contractors
We’re an independent Peninsula construction crew that installs, services, and corrects ES Windows units across our Burlingame service area, including 94010 and 94011. Most of what we handle is fogged glass, binding sliders, water intrusion at the flashing, and full window replacements on remodels and additions. What sets our Burlingame work apart is knowing how ES frames behave against marine moisture, pier-and-beam movement, and tight-lot logistics, so we fix the wall, not just the window. Call (833) 589-8173 for a free estimate.

We’ve worked with ES Windows on Burlingame projects for years; our ES Windows sales & service work spans both their aluminum and vinyl lines. Burlingame’s older housing stock punishes windows set without proper sill pans and flashing, and that’s exactly what we correct.
Why Burlingame Residents Choose Us for ES Windows Service
Because we read the site before we touch it. Noel Cavanaugh, our owner and general contractor, grew up in Sharp Park where salt air and coastal damp taught him what building materials actually have to withstand. That instinct carries into every Burlingame job: before we order a sash or set a ladder, we check how the rough opening was originally framed, what the wall sheathing looks like behind the stucco, and how mature street trees or side-yard setbacks will affect staging.
Burlingame homeowners call us for ES Windows work because we know these units from the inside of the rough opening, not just from a catalog. We carry common ES sash profiles, roller sets, and weatherstrip locally for faster turnaround on Burlingame service calls. And when a unit is beyond saving, we tell you outright rather than patching a window that will fog or leak again in two wet winters.
Styles & brands we work with







Common ES Windows Construction Problems We Solve in Burlingame
- Fogged or failed insulated glass on west-facing ES units. Burlingame’s marine moisture and long dry season cycle trap condensation between lites, especially on west-facing bedroom and living-room windows. We replace the glass or the sash, and we check the sealant joint so the next unit doesn’t repeat the failure.
- Water intrusion at the sill pan and perimeter flashing. Many ES extruded frames in Easton Addition additions sit against original stucco with no sill pan and a bead of caulk. Winter damp follows the seam, softens the sheathing, and rots the trim. We rebuild those openings properly.
- Binding or worn aluminum slider hardware. After years of coastal grit and temperature swing, rollers flatten and frames bind. We replace rollers and tracks, and we clean the sash channel so the window actually rolls.
- Stucco-to-frame and trim rot on Spanish-revival and Tudor exteriors. ES frames set without a proper backer rod and sealant joint let damp reach the sheathing. We cut the old joint, back the sealant correctly, and reset the trim.
- Failed flashing on second-story additions over narrow side yards. Burlingame’s small lots mean second-story ES windows often went in without full head flashing, because staging off the side was impractical. We crane or ladder over the roof, pull the unit, and flash it correctly.
ES Windows Service in Burlingame: What Local Conditions Mean for Your Equipment
In Burlingame Park and much of Easton Addition, protected street-tree root zones over narrow side yards mean window staging, crane picks, and ladders for a second-story ES install often have to go over the roof or through a rear alley rather than up the side. That’s a logistics problem the wider lots in neighboring San Mateo and Millbrae rarely create. For a homeowner, it means a window replacement that a wider-lot crew could do in an afternoon might need a crane pick, a tree-protection plan, and a different sequence entirely. We plan for that before the first pane comes off the truck. On one second-story addition in the Easton Addition, our crew found ES aluminum sliders set against the original stucco with no sill pan and only a bead of caulk. After two wet winters the sheathing behind the frame was soft and the lower lites had gone foggy. Because the mature street-tree canopy blocked side-yard access, we craned the new ES units over the ridge, rebuilt the rough openings with proper sill pans and flashing, and sealed the stucco-to-frame joint with backer rod, then reset the trim and replaced the water-damaged sheathing. The homeowner got dry walls, clear glass, and sliders that actually roll. Know the site before you touch it.
ES Windows Models & Products We Service in Burlingame
We service ES Windows aluminum single-hung and horizontal slider units, the standard builder-grade series found across Burlingame’s 1940s and 1950s tracts. We also handle the vinyl double-hung and casement lines, vinyl sliding patio doors, and fixed or picture window and transom units. When an ES series is still in production we source OEM sashes, rollers, and weatherstrip. When an obsolete series makes OEM unrealistic, we move to matched aftermarket glass and hardware. The decision depends on the profile, the frame condition, and what’s actually in the wall behind it.
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AfterES Windows Service Pricing in Burlingame
Window pricing in Burlingame depends on how many units you’re replacing, whether it’s a second-story install with staging constraints, and what’s behind the frame. A simple retrofit on a first-floor ES aluminum slider costs less than a full replacement where the sheathing has rotted and the flashing needs rebuilding. Here’s what we quote for ES-related work in Burlingame:
| Service | Price Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Home Addition | $45,000 – $130,000 |
A free estimate includes the rough-opening inspection, a written line-item quote, and a materials recommendation based on what’s still in production. Call (833) 589-8173 to schedule one.

Serving Burlingame, CA — Our Local Coverage Area
We’re based in the Burlingame 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 – ES Windows Construction in Burlingame
Yes, if the frame is sound and the profile is still in production or we can match the glass pack. We pull the sash, replace the sealed lite, and reset it with new weatherstrip. If the frame is rotted or the flashing was never done right, replacing only the glass just buys you another fog cycle.
Current ES vinyl and aluminum lines with low-E glass and proper thermal breaks can meet Title 24 when installed with the right flashing and insulation details. The window is one part of the compliance calculation; the installation matters as much as the sticker. We document the rough opening and shim space so your remodel passes inspection.
Coastal grit and temperature swings flatten the rollers and wear the track. Burlingame’s marine air accelerates this on aluminum sliders. We replace the rollers, clean the track, and adjust the sash alignment. It’s usually an afternoon fix on a first-floor unit; second-story units depend on staging access.
Mature street trees over narrow side yards often block ladder and crane access, so we stage over the roof or through a rear alley. That means the install sequence, the safety plan, and the estimate all have to account for tree-protection and lift logistics before any window comes out.
A full ES window replacement in Burlingame typically runs $4,500 – $15,000 depending on the number of units, second-story access, and whether the surrounding sheathing or trim needs rebuilding. A single fogged lite repair is far less. Call (833) 589-8173 for an exact quote, estimates are free.
Service Areas Near Burlingame
We also serve Pacifica, San Bruno, Colma, Broadmoor, and South San Francisco. If you’re on the coast, see our ES Windows service in El Granada page. If you’re north of the city, our ES Windows service in Visitacion Valley coverage applies.
Book Your ES Windows Service in Burlingame Today
Whether it’s one fogged lite or a full retrofit on a second-story addition, we’ll assess the window and the wall behind it before quoting. Call (833) 589-8173 to schedule a free estimate in Burlingame. Same-week scheduling is available on most window service calls.
Written by Noel Cavanaugh, Owner at Copperleaf Contractors, serving Burlingame and ES Windows in Hillsborough throughout the San Mateo County coast.