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ECO Window Systems Construction in Irvine, CA | Square One Builders
ECO Window Systems construction service in Irvine typically runs $4,500 – $15,000 for a full window replacement project, and impact window installation runs $8,000 – $25,000 depending on the number of openings and glass package. We’re Square One Builders, an independent Irvine-based general contractor, not an authorized ECO dealer. The difference is that when your ECO Window Systems units fog, rack, or leak, we fix the rough opening and the flashing, not just the sash. Call (877) 688-9930 for a free estimate.

Why Irvine Residents Choose Us for ECO Window Systems Service
We’ve spent years installing, retrofitting, and repairing ECO Window Systems replacement windows and sliding doors across Irvine’s village tracts, from Woodbridge to Turtle Rock to the newer Great Park neighborhoods, plus Tustin ECO Window Systems service and surrounding areas. Our team knows ECO’s vinyl profiles, glazing packages, and hardware, and more importantly, we know what those components actually do after several Irvine summers of UV load and Santa Ana heat spikes. Brent Calloway, our owner and general contractor, grew up in the Midway City pocket off Bolsa Avenue and has spent nearly three decades working on Orange County homes. He learned framing and finish work through the Construction Technology program at Golden West College, then spent years on job sites asking questions until he got straight answers. That instinct still drives how we approach every ECO Window Systems job in Irvine: diagnose the real problem, fix it at the source, and don’t waste a client’s time or money.
When you call us about a fogged ECO window, we’re not going to sell you a full replacement if the sealed unit is the only thing that failed. We spec OEM ECO sash, glazing, and hardware components where they’re still available for your series. When OEM is discontinued or priced out of reason, we source an equal-or-better aftermarket match and tell you plainly what we’re using and why. That’s the kind of straight answer Irvine homeowners deserve. See our full ECO Window Systems sales & service page for more on how we work with this brand across the county.
Styles & brands we work with







Common ECO Window Systems Construction Problems We Solve in Irvine
Irvine’s climate and housing stock create a specific set of failure patterns for ECO Window Systems units. Here’s what we see most often:
- Fogged or hazy dual-pane sealed units. This is the number one ECO complaint on Irvine’s west- and south-facing elevations. After several years of UV load and Santa Ana heat spikes, the perimeter seal on a dual-pane unit fails and moisture gets between the glass. You’ll see a milky haze that won’t wipe off. The fix is a new sealed unit, not a whole new window, in most cases.
- Vinyl frame distortion and sash racking. On unshaded exposures, especially where original aluminum or early vinyl frames were replaced with ECO retrofit inserts, we see sashes that don’t seat square. The root cause is usually an insert that wasn’t shimmed or blocked tightly in the stucco rough opening. The vinyl then twists under heat load. We correct it at the opening.
- Perimeter air and water infiltration. Compressed or dried-out weatherstripping and failed caulk joints at the frame-to-stucco interface show up quickly during Irvine’s occasional wind-driven rain. You’ll feel drafts around the sash or see water staining at the sill. Re-caulking alone won’t fix a failed flashing detail; the frame has to come out and get re-flashed properly.
- Hardware and sash-balance failures. Locks that no longer engage, rollers flat-spotted on sliders, balances that let the sash drop. These are often on ECO units that are otherwise sound. Replacing a $40 balance or a $25 roller beats replacing a $1,200 slider.
- Mulled unit separation. On fixed picture windows and combination mulled units, the mullion joint between ECO sashes can open up over time on Irvine’s stucco-and-tile tract homes. The result is air leakage and visible misalignment where the two units meet.
ECO Window Systems Service in Irvine: What Local Conditions Mean for Your Equipment
Irvine’s village-by-village architectural control changes how an ECO Window Systems replacement actually gets permitted and approved, and that’s something no generic brand page or city page will tell you. In Woodbridge and Turtle Rock, the older village design guidelines are still enforced through HOA architectural review boards, which means a window swap that looks identical to the original ECO fit can still require a design-review submittal before you pull a permit. On the same block, a home that falls under the still-active Irvine Company controls and builder warranty in Great Park or Orchard Hills may need builder-warranty coordination before we even touch the rough opening. Brent Calloway has walked enough of these village approvals to know which questions the review boards ask and how to package the submittal so it doesn’t stall. That local knowledge is the difference between a window replacement that takes three weeks and one that lingers for three months while paperwork bounces back and forth.
ECO Window Systems Models & Products We Service in Irvine
We service the full ECO Window Systems lineup you’re likely to find in Irvine’s tract housing: the single-hung vinyl replacement window with dual-pane, Low-E argon-filled glass; the horizontal slider and patio slider vinyl door; fixed picture windows and combination mulled units; and vinyl retrofit insert frames specified to match stucco openings. For parts, we stock commonly needed ECO OEM sash, glazing, and hardware components locally so we can turn around most Irvine repairs without waiting on a distributor. When OEM components for an older ECO series are discontinued, we use a quality aftermarket sealed unit or balance that meets or exceeds the original spec, and we tell you exactly what we’re installing before the work starts.
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AfterECO Window Systems Service Pricing in Irvine
What drives the cost on an ECO Window Systems job in Irvine is the scope of the opening work, not just the glass package. A straightforward retrofit insert into a square stucco opening costs less than a frame-out replacement where we have to re-flash, re-block, and square the rough opening. Here are the ranges you can expect:
| Service | Price Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Repair (related flashing work) | $400 – $1,800 |
Your free estimate includes a walkthrough of every opening, a sealed-unit fog check, and a written line-item quote so you can see exactly where the money goes. Call (877) 688-9930 to schedule yours.
Serving Irvine, CA — Our Local Coverage Area
We’re based in the Irvine 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 Irvine
In most Irvine villages, yes. Woodbridge, Turtle Rock, University Park, and Northwood all have active architectural review boards that require design-review approval before exterior window changes, even when the replacement matches the original ECO style, and we bring that same HOA expertise to our ECO Window Systems service in Aliso Viejo. Newer tracts in Great Park and Orchard Hills may fall under Irvine Company or builder-warranty controls instead. We handle the submittal package and walk you through the process so you’re not guessing.
Fogging means the perimeter seal on the dual-pane unit failed, and Irvine’s heat accelerates that failure. West- and south-facing elevations take the most UV load, and the Santa Ana heat spikes expand and contract the seal repeatedly until it cracks, which is why we also offer ECO Window Systems repair in Santa Ana for similar climate-related failures. Once moisture gets inside, the haze is permanent; the fix is a new sealed unit. Call (877) 688-9930 and we’ll tell you if it’s a repair or a replacement.
In most cases, yes. ECO retrofit insert frames are designed to fit inside the existing stucco opening, so the exterior stucco and interior trim stay intact. The exceptions are when the original rough opening isn’t square or the old flashing has failed, which requires a frame-out repair. We’ll measure and tell you which path your home needs.
Impact-rated glass is a structural requirement in coastal zones, not for most of Irvine’s inland villages. However, some Great Park and Orchard Hills communities near open space have HOA or builder standards that spec impact glass for wildfire-adjacent lots. We check the requirements for your specific village before we quote.
If the vinyl frame is square, the sealed units are the only fogged component, and the hardware is intact, repairing is usually the honest call. If the frame itself is distorted from heat load or the rough opening was never squared properly, replacement makes more sense than sinking money into a frame that won’t hold a new sash. For kitchens, we’ll assess the windows as part of the Irvine service area walkthrough before you commit to cabinetry and countertops.
Service Areas Near Irvine
We bring the same ECO Window Systems expertise to nearby Orange County communities. That includes ECO Window Systems service in La Habra, ECO Window Systems service in Brea, as well as Fullerton, Tustin, and Newport Beach. Wherever you are in the area, the same diagnosis-first approach applies.
Book Your ECO Window Systems Service in Irvine Today
If your ECO Window Systems windows are fogged, drafty, or fighting you at the sash, call (877) 688-9930 to schedule a free estimate. We’ll walk your openings, diagnose the real problem, and give you a written line-item quote. For Irvine homeowners, that’s the only way to start.
Written by Brent Calloway, Owner & General Contractor at Square One Builders, serving Irvine since 1995. Start from square one, build it right.