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ES Windows Construction in Los Serranos, CA | Stallion Contractors
We provide independent ES Windows service across Los Serranos, from straightforward window replacements to full hillside custom installations. Most jobs here demand window units rated for the County’s wildfire review, and we handle that specification from the first visit. Call (855) 600-3192 for a free estimate. Ruben Montoya leads our Los Serranos work and understands the local permitting path before a single window comes out.

Why Los Serranos Residents Choose Us for ES Windows Service
We’re not a manufacturer-authorized ES Windows dealer. We’re an independent contractor, which means our first loyalty is to the house and the homeowner, not a showroom sales goal. That independence lets us recommend the right repair or replacement for how a window actually lives on a Los Serranos hillside, not how it reads in a catalog. Our crews have spent years working with ES Windows 2200 Series vinyl units, 1200 Series aluminum sliders, 3000 Series casements, and custom wood-clad orders built for higher-end builds. When a frame is sound and the unit is under 15 years old, we install OEM ES Windows parts and get it back to factory operation. When the frame is warped or the glass seal has failed twice in a decade of inland heat, we tell you directly that it’s time for a full replacement.
Ruben grew up in Colton, not far from Pepper Avenue, where the houses on his block were built by tradesmen who understood Inland Empire soil and sun better than anyone. He learned construction on job sites through San Bernardino Valley College, and that training still shapes how we scope a Los Serranos job. Before we quote a window replacement, we look at the rough opening, the flashing, the stucco condition, and the direction the wall faces. That’s what determines the right ES Windows spec here.
Styles & brands we work with







Common ES Windows Construction Problems We Solve in Los Serranos
- UV-baked vinyl frame warping. South- and west-facing ES Windows 2200 Series units in Los Serranos take direct inland sun for eight to twelve years and eventually warp at the corners, bind at the sash, or fail to seal. We see it most on mid-century ranches where original window openings were never shaded.
- Aluminum slider rollers corroded by wind-driven dust. ES Windows 1200 Series aluminum sliders pick up fine grit during Santa Ana events, and once the rollers corrode, the panel grinds against the track. We replace rollers and tracks with OEM parts, realign the panel, and the slider moves like new.
- Perimeter seal and flashing failure on hillside installations. When wind-driven rain hits stucco at an angle on a canyon-edge property, a perimeter seal that was never flashed correctly lets water sit against the frame. We pull the unit, re-flash the rough opening, and reseat the window so water drains out instead of into the wall.
- Glass seal fogging from thermal cycling. Hot summers and cool foothill nights stress dual-pane ES Windows units until the seal fails and fog forms between the panes. Part of living in Los Serranos. The fix is either a new IGU or a full replacement depending on frame condition.
- Non-rated windows that stall County permit review. This one is specific to Los Serranos. We’ve had homeowners order standard replacement windows only to find the permit pulls a fire-hazard zone review, and the units don’t meet the glazing spec. We handle that on the front end so the order is right the first time.
ES Windows Service in Los Serranos: What Local Conditions Mean for Your Equipment
Los Serranos is unincorporated, which means construction work here falls under San Bernardino County building and fire review, not the municipal codes that apply in Chino Hills or Yorba Linda. Many parcels touch hillside or fire-hazard boundaries, and when they do, window replacement can trigger a wildfire review that requires fire-rated glazing and ember-resistant frames. A standard order from a big-box store won’t satisfy it. We learned early to bring grading and fire-clearance questions to the first County Land Use Services counter visit, because the over-the-counter path can stall at the last step if your lot line brushes the wrong designation. For ES Windows owners, this affects which units are even legal to install. We spec accordingly and coordinate the paperwork before final inspection. On a ranch property off Via Del Agua, we replaced a set of fogged ES Windows 2200 Series sliders that had been leaking at the sill for years. After pulling the units, we found the rough openings out of square from foundation movement and no flashing behind the stucco. We re-squared the openings, installed new flashed and fire-rated ES Windows units, and handled the fire-clearance paperwork with County Land Use Services. That’s the Los Serranos difference: the window is only half the job.
ES Windows Models & Products We Service in Los Serranos
We work on the full ES Windows lineup you’ll find across Los Serranos: 2200 Series vinyl single-hungs and sliders, 1200 Series aluminum sliders, 3000 Series vinyl casements, and custom wood-clad units common on hillside customs. For repairs, we use OEM ES Windows sashes, balances, rollers, and weatherstripping rather than aftermarket parts that fit poorly and wear faster. For replacements, we match new units to the original opening dimensions and to the exposure: a west-facing wall on an equestrian property needs a different glazing package than a shaded east wall. Our ES Windows sales & service expertise means we don’t order a generic window and hope it fits. We order the model that matches the rough opening, the wind exposure, and the County’s fire review for your specific parcel in Los Serranos.
See the difference
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AfterES Windows Service Pricing in Los Serranos
Pricing depends on what the inspection shows: a simple repair with OEM parts runs on the lower side, while a full replacement with fire-rated glazing and new flashing sits higher. Here’s what ES Windows work typically runs in the Los Serranos market:
| Service | Typical Range |
|---|---|
| Window Replacement | $4500 – $15000 |
| Impact Window Installation | $8000 – $25000 |
| Roof Replacement (where windows tie into roof/wall assemblies) | $8000 – $20000 |
Our free estimate includes a look at the frame condition, rough opening, flashing, and whether your Los Serranos parcel triggers a fire-hazard or hillside review. You get a written line-item scope before any work begins. Call (855) 600-3192 to schedule yours.

Serving Los Serranos, CA — Our Local Coverage Area
We’re based in the Los Serranos 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 Los Serranos
If your parcel touches a hillside or fire-hazard zone, very likely yes. San Bernardino County wildfire review can require fire-rated glazing and ember-resistant frames for replacement windows. We verify the designation for your specific property before we order anything. Call (855) 600-3192 and we’ll check your parcel during the free estimate.
For a standard like-for-like replacement, the over-the-counter path can be quick when the parcel has no hillside or fire-hazard overlay. For parcels in those zones, plan for a longer review because the fire and grading clearances add steps. We coordinate with County Land Use Services from the first visit so the permit doesn’t stall.
Yes. Many older Los Serranos homes have ES Windows models that aren’t manufactured anymore, and we match replacement units to the original rough opening and sightlines. We don’t patch in a completely different look. If your model is discontinued but the frame is sound, we go with OEM replacement parts and keep the remaining windows intact.
Direct inland sun on south- and west-facing walls breaks down vinyl over eight to twelve years, especially when the wall is unshaded and the stucco reflects heat back onto the frame. Los Serranos gets more extreme thermal cycling than cities closer to the coast, which accelerates the warp. Once the frame corners bind, repair isn’t worth it; we recommend replacement with a unit rated for the exposure.
Yes. On a hillside Los Serranos home, the roof-to-wall transition is where window leaks often start, so we address the flashing, the roof edge, and the window as one system rather than patching one trade and hoping. If your roof needs work, we handle that too: (855) 600-3192 for a combined scope and quote.
Service Areas Near Los Serranos
Our crews serve Los Serranos and the surrounding foothill communities, including Los Serranos service area, Colton, Bloomington, San Antonio Heights, Loma Linda, and Redlands. We also run ES Windows service in ES Windows service in Home Gardens and ES Windows service in Corona for homes that share the same inland heat and Santa Ana wind exposure.
Book Your ES Windows Service in Los Serranos Today
If your ES Windows units are warped, fogged, or leaking, call (855) 600-3192 for a free estimate. We’ll assess the windows, the permit path, and the right material spec for your Los Serranos property. Good work doesn’t need a sales pitch – it needs the right materials and someone who knows what they’re doing.
Written by Ruben Montoya, Owner at Stallion Contractors, serving Los Serranos and the Inland Empire foothills.