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ES Windows Construction in Cypress, CA | Square One Builders
We provide independent ES Windows construction service throughout Cypress, California, handling everything from single-hung replacements to full second-story window package installations in the city’s 1950s and 1960s tract homes. Since we’re not a manufacturer-affiliated shop, we diagnose by what’s actually happening at the rough opening, not by a script. That matters in Cypress, where zero-lot-line setbacks and a strict plan check mean window work on upper floors gets reviewed harder than almost anywhere else in Orange County. Call (877) 688-9930 to schedule a free estimate for your ES Windows project.

Why Cypress Residents Choose Us for ES Windows Service
Brent Calloway, our owner and general contractor, grew up in the Midway City pocket just off Bolsa Avenue and has spent three decades working on homes throughout Westminster and the surrounding Orange County communities. That local background means we’ve seen how ES Windows products behave in the specific conditions Cypress throws at them: coastal-influenced air, Santa Ana wind events, and clay expansive soils moving slab-on-grade foundations. We know the 2500 Series single-hung that sticks on the west wall of a 1960s ranch near Cypress College is behaving differently than the same unit on a north-facing wall in Los Alamitos. This is ES Windows sales & service done by people who understand the houses these windows live in.
As an independent contractor, we’re free to combine OEM ES Windows hardware where the warranty matters with tested aftermarket rollers, weatherstrip, and glass units when they perform as well or better at a lower cost. Our scope is full-service: one contractor managing windows alongside structural work, roofing, and interior finishes so nothing falls through the cracks. You’re not coordinating a window guy, a stucco guy, and a drywall guy after the window install opens up a wall. We handle it from the ground up.
Styles & brands we work with







Common ES Windows Construction Problems We Solve in Cypress
Here’s what we see again and again on ES Windows products in Cypress homes:
- Vinyl frame distortion on 2500 Series single-hungs. After years of direct afternoon sun on west-facing walls, the vinyl frames can warp enough that the sash binds and the corners pull apart. Surface temperatures on those west walls in Cypress spike well past what a north-facing unit ever sees. The fix is often a full unit replacement, not a hardware adjustment.
- Sliding glass door roller fatigue and track corrosion on 8000 Series doors. Cypress homes sit on slab-on-grade foundations over clay expansive soils. Minor settling racks the frame, which eats rollers and lets corrosion start in the track. You feel it as a door that suddenly takes two hands to move. We replace rollers and realign the track, and if the frame has racked too far, we’ll say so.
- Fogged insulated glass units on 6000 Series casements. Santa Ana wind events drive debris hard enough to compromise older seals. Once the argon’s gone, the glass fogs and the unit is cosmetic only. We stock replacement IGUs in common Cypress sizes for faster turnaround.
- Water intrusion at 4000 Series awning sill pans. Earlier remodels in Cypress often skipped upgrading the original builder flashing. Combined with clay soil shifting the foundation, water finds a path at the sill and shows up inside the wall cavity. We re-flash the rough opening properly and install a new sill pan before the new unit goes in.
- Sticking or unlatched sashes that won’t pass inspection. Cypress plan check will flag a window that doesn’t open, close, and latch correctly, especially on any project above the first floor. We’ve corrected hardware on literally hundreds of ES Windows units so owners clear final inspection without a reschedule.
ES Windows Service in Cypress: What Local Conditions Mean for Your Equipment
The single biggest Cypress-specific factor that shapes our ES Windows work is the city’s plan check culture around second-story height and setback compliance. Because so many Cypress lots are zero-lot-line or nearly so, the city reviews window schedules on upper-floor additions and replacements with more scrutiny than most neighboring jurisdictions. That means an ES Windows replacement above the first floor isn’t just a glass swap: it’s a documentation job. The city wants to see like-for-like sizing or a formal revision to the window schedule tied to the original tract’s setback conditions. We recently replaced a set of fogged ES Windows 6000 Series casements in a 1960s ranch near Valley View Street, just blocks from Cypress College. The original aluminum frames had corroded at the sill after decades of clay-soil movement. Our crew re-flashed the openings, installed new OEM-matched units with upgraded weatherstrip, and the homeowner passed final inspection without a window schedule revision, because we’d documented the like-for-like sizing before we ever pulled the first old unit. In Cypress, that upfront documentation is the difference between a two-day window project and a three-week permit holdup. This is the kind of local knowledge you won’t get from a generic brand page or an out-of-town installer.
ES Windows Models & Products We Service in Cypress
We service and install the full ES Windows line you’re likely to find in Cypress homes: the 2500 Series Vinyl Single-Hung, 8000 Series Aluminum Sliding Glass Door, 6000 Series Casement, and 4000 Series Awning. Our parts approach is straightforward: OEM hardware for structural and warranty-sensitive components, tested aftermarket rollers, weatherstrip, and glass units when they meet or exceed original spec. We stock common Cypress sizes for the 6000 Series casement and 2500 Series single-hung locally, so a standard replacement doesn’t wait on a manufacturer order from across the country. When the frame itself has failed, or a seal has failed twice, we’ll tell you up front that a full unit replacement makes more sense than chasing a recurring problem.
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AfterES Windows Service Pricing in Cypress
Here’s what ES Windows work typically runs in Cypress, based on current local project conditions:
| Service | Typical Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Home Addition | $45,000 – $130,000 |
Your actual price depends on window count, frame condition, second-story access, and whether the plan check requires a window schedule revision. A free estimate gives you a written, line-item quote so you know exactly what you’re paying for before any work begins. Call (877) 688-9930 for an exact number on your project.

Serving Cypress, CA — Our Local Coverage Area
We’re based in the Cypress area and know this community well, and we also provide ES Windows service in Buena Park. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – ES Windows Construction in Cypress
Yes, replacing windows in Cypress requires a permit, and the city’s plan check reviews upper-floor window work with particular care given the prevalence of zero-lot-line conditions and second-story setback rules. We handle the permit and the documentation, including like-for-like sizing forms when that’s what the city needs to clear your project.
Sometimes, yes. If the sticking is from worn balance shoes, damaged weatherstrip, or a misaligned latch, we repair it in place with OEM or tested aftermarket parts. If the vinyl frame itself has distorted from years of Cypress sun on a west-facing wall, a full unit replacement is the actual fix. We’ll tell you which one you’re dealing with before you spend a dollar.
Yes, we can match ES Windows 2500 Series single-hungs and 6000 Series casements for upper-floor additions, and our Garden Grove ES Windows service handles similar plan-check scrutiny, but the city will likely scrutinize the window schedule against your lot’s setback and height rules. That’s a normal part of the approval in Cypress, and we document everything on the front end so the permit doesn’t stall.
Yes, impact-rated ES Windows products are available for Cypress, and given the Santa Ana wind events and the city’s fire-resistant detailing expectations during high-wind fire season, impact-rated units are worth a close look for any exterior-facing window. Expect impact window installation to run $8,000 to $25,000 depending on the scope. Call (877) 688-9930 for an exact quote for your home.
Clay expansive soils under Cypress slab foundations move seasonally with moisture changes, which can rack window and door frames over time, leading to sticking sashes, failed seals, and track corrosion, especially on sliding glass doors. Our installation accounts for this with proper sill flashing, frame shimming that tolerates movement, and weatherstrip upgrades that keep the unit functional as the foundation settles.
Service Areas Near Cypress
In addition to Cypress, our window division regularly handles projects in surrounding communities. We provide ES Windows service in Fountain Valley and ES Windows service in La Palma, along with work in Los Alamitos and throughout the Cypress service area. If you’re nearby, we’ll likely be able to schedule a visit the same week you call.
Book Your ES Windows Service in Cypress Today
Whether it’s a single fogged casement or a full second-story window package, the first step is a free estimate with a written quote. Call (877) 688-9930 to schedule yours. Start from square one, build it right.
Written by Brent Calloway, Owner & General Contractor at Square One Builders, serving Cypress for over two decades.