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ECO Window Systems Construction in Pomona, CA | Gold Star Contractors
We provide our ECO Window Systems services across Pomona, from the citrus-era bungalows near downtown to the newer subdivisions off the 91768 corridor. Our work here is shaped by one reality most window contractors miss: Pomona’s pre-1960 housing stock was never framed for modern window retrofits, so every ECO Window Systems job starts with understanding what’s behind the stucco. Call (833) 382-8544 for a free estimate, and we’ll tell you straight whether a repair makes sense or a replacement is the only thing that’ll hold.

Why Pomona Residents Choose Us for ECO Window Systems Service
We’ve torn out and re-fitted ECO Window Systems vinyl single-hungs, sliders, and picture units across enough Pomona bungalows to know exactly how these frames behave after a decade of Inland Empire sun and Santa Ana wind load. Noel Carranza, our owner and general contractor, grew up in Anaheim’s Platinum Triangle watching older tract homes get renovated block by block, and he studied construction technology at Fullerton College before spending years on concrete and finish carpentry. That background matters here, because Pomona’s aging pier-and-beam and shallow-slab homes don’t forgive sloppy rough-opening work. We’re an independent contractor, not authorized or sponsored by ECO Window Systems, so we can be honest about whether an OEM-matched sash rebuild will hold or whether the frame itself is done. One call, done right, that’s the only way we know how to run a job.
Styles & brands we work with







Common ECO Window Systems Construction Problems We Solve in Pomona
- Warped vinyl sashes on west and south elevations. Pomona’s summer sun is brutal, and we regularly see ECO Window Systems sashes that have bowed and twisted on walls facing the afternoon heat. The sash no longer seals against the frame, the lock won’t catch, and the homeowner’s been fighting drafts for years without knowing why.
- Fogged glazing on older ECO slider panels. The original spacer breaks down over time, especially on units that get full sun, and moisture gets between the panes. We see this constantly on slider doors that serve as the primary access point to citrus-era detached garages.
- Frame-to-wall flashing and caulk failures. Pomona’s shallow-slab and pier-and-beam homes move with seasonal temperature swings, and the original flashing around window rough openings shrinks, pulls away, and lets wind-driven rain past the stucco. This one’s responsible for more hidden rot than anything else we open up.
- Flattened or corroded slider tracks and rollers. Dusty rear-lot installations, where the slider is the main door into a converted garage or ADU, put constant load on track hardware. Rollers flatten, tracks score, and the door starts grinding instead of gliding.
- Undersized openings that don’t meet current egress or energy code. A lot of Pomona’s original window and door openings were cut for the citrus era, not for bedrooms and ADUs under today’s building standards. We re-frame these correctly when the job requires it.
ECO Window Systems Service in Pomona: What Local Conditions Mean for Your Equipment
Pomona’s older core, the 91766 and 91767 streets around downtown and the fairgrounds, was built with detached garages and rear-alley access that go back to the citrus packing days. That’s why a huge share of our ECO Window Systems repair in Claremont and Pomona work here is re-glazing and re-framing openings cut into those garages during ADU conversions, where the new window has to meet current egress and energy requirements that the original shell was never built for. Walk a street like the blocks off Garey Avenue near the 91766 core, and you’ll see garage after garage getting turned into living space. The window opening that made sense for a Model T or a packing crate sure doesn’t pass a CalGreen energy inspection today, and the existing framing behind it is usually underbuilt. We’ve watched owners try to squeeze a code-compliant egress window into a citrus-era rough opening and end up with a failed inspection, because the header wasn’t sized, the sill wasn’t flashed, and the window itself wasn’t rated for the opening. That’s the Pomona reality: the window is only as good as the wall around it.
ECO Window Systems Models & Products We Service in Pomona
We work on the full ECO Window Systems residential line, including vinyl single-hung replacement windows, double-hung and horizontal slider series, sliding glass patio doors, and custom-size picture and awning units. Our parts approach is simple: where the frame is straight and solid, we use OEM-matched ECO Window Systems sashes, balances, locks, and rollers. Where the original profile has been discontinued or the frame itself is compromised, we use quality aftermarket glazing and weatherseal that fits the opening correctly. We stock common replacement sashes and slider rollers for fast Pomona turnaround, so you’re not waiting on a slow freight shipment while a window gap sits open. If the rough opening has rotted from a failed flashing detail, we’ll tell you before we quote anything, because a $200 sash doesn’t fix a $1,200 framing problem.
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AfterECO Window Systems Service Pricing in Pomona
Window replacement in Pomona runs $4,500 to $15,000 depending on the number of openings and the condition of the rough framing. Impact window installation runs $8,000 to $25,000 for full-home retrofits. Garage conversions, including all window and door re-framing, run $30,000 to $80,000. What drives cost here is the wall you can’t see: knob-and-tube wiring that needs relocation, pier-and-beam foundations that have settled, and headers that were never sized for a modern window. Every free estimate from Gold Star Contractors includes a written line-item quote, so you know exactly where the money goes before we start. Call (833) 382-8544 to schedule yours.
Serving Pomona, CA — Our Local Coverage Area
We’re based in the Pomona area and know this community well, including La Verne ECO Window Systems service areas nearby. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.

FAQs – ECO Window Systems Construction in Pomona
Yes, when the frame is still straight and the rough opening is sound, we replace only the warped sashes with OEM-matched ECO Window Systems units. If the frame itself has twisted or the flashing around the rough opening has failed, a sash swap won’t seal, and we’ll recommend full replacement. Call (833) 382-8544 and we’ll open up the trim and tell you which situation you’re in, no charge for the look.
Most citrus-era slider openings in Pomona don’t meet current egress width and height requirements, and the headers above them are typically undersized for today’s load calculations. We re-frame the opening, install a compliant ECO Window Systems slider or French-door unit, and handle the flashing, stucco, and inspection documentation in the same scope. Call (833) 382-8544 for a conversion quote that includes the window work, because doing it in one pass is cheaper than failing an inspection and redoing the rough opening later.
Fogging means the original glazing seal on the insulated glass unit has failed, which happens faster on Pomona windows that get direct afternoon sun and high thermal cycling. The spacer breaks down, moisture gets pulled between the panes, and the only real fix is replacing the glazing unit. Call (833) 382-8544 for an exact quote on re-glazing, because fogged glass doesn’t dry out on its own.
We handle the full rough opening as our crew, not a subcontractor we hand you off to. That means demolition, framing, header work, flashing, the new ECO Window Systems unit, interior trim, and exterior stucco or siding repair all happen under one team and one schedule. Call (833) 382-8544 for a written quote that covers the full opening, because a window installed without proper flashing will leak into your Pomona wall within a season or two.
It depends on the elevation and the structure. Santa Ana winds can throw debris hard enough to crack standard glass, and Pomona’s older homes often have large west and south glass areas that take direct wind load. If your home has original single-pane windows or degraded framing, impact-rated ECO Window Systems units are a reasonable upgrade. If the rough openings are solid and the existing windows are otherwise in good shape, standard replacement units may be the right call. We’ll walk the house with you and make the call honestly. Call (833) 382-8544 for a free assessment, because the right answer depends on the wall, not just the window.
Service Areas Near Pomona
Beyond Pomona, we run ECO Window Systems installation and repair throughout the surrounding Inland Empire, including ECO Window Systems service in Highgrove and ECO Window Systems service in Bloomington. Our Pomona service area covers the full 91766, 91767, 91768, and 91769 ZIP codes. If you’re unsure whether we reach your street, call and ask, if it’s in the Pomona orbit, we’re likely already working nearby.
Book Your ECO Window Systems Service in Pomona Today
Call (833) 382-8544 to schedule your free ECO Window Systems service in Montclair or Pomona estimate. We’ll inspect the openings, tell you what’s holding and what isn’t, and give you a written quote that covers the full scope. If a window’s failed and a storm’s on the way, we’ll work to get it sealed before the next Santa Ana event.
Written by Noel Carranza, Owner & General Contractor at Gold Star Contractors, building and fixing homes across Orange County and the Inland Empire since he first picked up a framing hammer.