6300 Box Springs Blvd Ste 404, Riverside, CA 92507 · Mon-Sat 7am-6pm
Free in-home estimates · (951) 899-2469Contractor's License #585047 · Insured & Bonded
Replacement windows installed on a home in Fontana, CA

Window replacement · Fontana, CA

Replacement Windows and Window Installation in Fontana, CA

Riverside Quality Windows is San Bernardino County's trusted expert in replacement windows in Fontana, specializing in vinyl window installation, dual pane Low-E glass, and retrofit window installation. We offer fiberglass frames and sliding patio doors.

Our team provides argon-filled glass packages, delivering cooler rooms for homes and code-ready installs for both residential and commercial projects. Backed by California Contractor License #585047, full insurance and bonding, and a lifetime workmanship warranty on top of every manufacturer product warranty, we handle everything from a single fogged bedroom window to every opening in a two-story tract home.

From insert fitting on stucco frames and warm-edge spacers to tempered glass where code requires it, our team handles every detail. Serving Fontana, Rialto, Rancho Cucamonga and Ontario, we ensure fast, efficient service and deliver reliable, professional, and beautiful results on every Fontana window project.

  • Lifetime workmanship warranty
  • Licensed & insured
  • Milgard, Andersen & Anlin products
  • Free in-home estimate
Free. No obligation.

Free in-home estimate

No pressure, no obligation. We measure, walk the options, and leave you a written quote.

Or call (951) 899-2469 and speak to an installer. Calls only. We do not receive text messages.

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Covering Fontana out of Riverside

Fontana sits 9.9 mi N of Riverside, well inside the radius our crews run daily.

Fontana, CA coverage detail
Distance from Riverside9.9 mi N
Population (2026 est.)223,773
CountySan Bernardino County
Services availableFull replacement, retrofit, dual pane, vinyl, fiberglass, patio doors, bay & bow, custom, commercial

Window Services We Offer in Fontana

Fontana homes span a century of construction, from Kaiser-era postwar houses to tract communities built as the city grew from 128,929 residents in 2000 to more than 208,000 by the 2020 census. We handle all of it:

Replacement Windows for Fontana Homes

Most of our Fontana work is straight replacement. We remove the failed unit, fit a new energy-rated window, seal it, and leave the stucco and interior trim intact wherever the frame allows.

Patio Door Installation

Sticking sliders usually mean worn rollers and a dirty track. A new dual pane patio door glides on fresh rollers, locks tighter, and blocks far more heat than the original glass.

Bay window with a cushioned window seat in Fontana, CA
Bay window build-out and seat

Why Windows Fail Fast in Fontana

Fontana sits in the path of the Santa Ana winds that funnel through the Cajon Pass, hot and dry gusts that drive dust into tracks and stress weatherstripping. Summer temperatures regularly push past 100 degrees, and the record high here is 117. That heat is brutal on insulated glass. Sun-facing dual pane units fail fastest, and once the perimeter seal gives out, moisture fogs the space between the panes. Fogged glass cannot be cleaned, only replaced.

Age does the rest. Homes from Fontana's steel-mill decades often still carry single-pane glass, roughly R-1 insulation, while tract housing from the 2000s boom is hitting the 20-year mark where builder-grade seals begin to quit.

Retrofit vs New-Construction Installation in Fontana

Which method fits your house depends on the condition of the existing frames, not on preference. Here is how we decide:

FactorRetrofit (Insert)New-Construction (Full-Frame)
Existing frameSound, square, dryRotted, damaged, or out of square
Stucco impactNone, frame stays in placeStucco cut and patched around opening
Typical Fontana fitTract homes from the 1990s and 2000sRemodels, additions, badly weathered frames
DisruptionLow, most windows done in under an hourHigher, includes flashing and waterproofing
Glass areaSlightly reducedFully preserved

Retrofit inserts suit the stucco tract homes that dominate neighborhoods like Hunter's Ridge. Full-frame is the honest call when frames have failed, and we will tell you which your house needs at the estimate.

Two-person crew lifting a replacement window into a stucco opening in Fontana, CA
Stucco cut-back, handled by the crew

Window Frame Materials Built for Fontana's Climate

Frame material decides how a window handles two decades of Inland Empire sun.

MaterialThermal performanceMaintenanceBest use in Fontana
Vinyl (uPVC)Very good insulation, resists sun and water oxidationNone, never needs paintWhole-house replacements, best value
FiberglassVery good insulation, high strengthMinimal, can be paintedLarge openings, west-facing walls
Aluminum (thermally broken)Moderate, needs thermal breakLowSlim sightlines, modern designs

Vinyl Windows

Vinyl is the workhorse here. It does not decompose, shrugs off sun and moisture, and typically lasts 25 to 50 years. Its inherent insulation also cuts condensation on winter mornings when Fontana dips toward its record low of 22 degrees.

Fiberglass Windows

Fiberglass frames are stronger than many metals by weight, chemically inert, and paintable. We recommend them for oversized openings and for elevations that take the hardest afternoon sun.

Every window we install meets California Title 24 energy requirements for replacement windows, verified through its NFRC rating label.

What Drives the Cost of New Windows in Fontana

We quote by the project, not by a one-size price sheet, because these factors move the number: how many openings you replace, window size, frame material, the glass package (standard dual pane versus low-E with argon), floor level and access, retrofit versus full-frame installation, and any permit your project requires. The only way to get a real figure is the free in-home estimate: we measure, walk the options, and put the quote in writing with no obligation.

Dual pane insulated glass unit in a living room wall in Fontana, CA
Dual pane insulated glass, argon filled

How We Install Windows in Fontana

  1. Free estimate. We measure every opening and review frame condition.
  2. Written quote. One document, every window listed, no pressure.
  3. Custom order. Windows are manufactured to your exact measurements.
  4. Installation day. Most whole-house retrofit jobs finish in one to two days.
  5. Walkthrough and cleanup. We haul away old windows and glass, and you inspect every unit before we leave.

Fontana Neighborhoods We Serve

We cover every corner of Fontana, founded in 1913 and now the second-most populous city in San Bernardino County.

AreaCoverage notes
Hunter's Ridge and north FontanaNewer tract homes near the 210 Foothill Freeway
Sierra Lakes areaMaster-planned homes, ZIP 92336
Central FontanaEstablished streets near Foothill Boulevard, the old Route 66
South FontanaOlder housing near Valley Boulevard and the I-10
ZIP codes92335, 92336, 92337, plus 92331 and 92334 P.O. areas

If you are near Kaiser Permanente Fontana, the Lewis Library, or Martin Tudor Jurupa Hills Regional Park, you are inside our regular routes.

Around Fontana: Nearby Cities on Our Route

Our installers run the neighboring corridors daily:

What Fontana Homeowners Get With Our Crew

We are a local Inland Empire crew, licensed and insured, installing windows every working day across San Bernardino and Riverside counties. You get factory-trained installers, NFRC-verified energy ratings, manufacturer warranties passed through in writing, and straight answers about retrofit versus full-frame work. Call (951) 899-2469 for a same-week appointment.

FAQ

Fontana window questions

Do you serve my Fontana ZIP code?

Yes. We cover 92335, 92336, and 92337, along with the 92331 and 92334 postal areas, from Hunter's Ridge down to South Fontana.

What is the on-site schedule for a Fontana install?

Retrofit replacements take about 30 to 60 minutes per window, so an average Fontana house is done in one to two days once product arrives. Full-frame projects with stucco work run longer.

Is retrofit or full-frame better for a Fontana stucco home?

If the existing frames are sound, square and dry, retrofit inserts save time and keep the stucco intact. Rotted or warped frames need full-frame replacement. We check every opening at the estimate and tell you which applies.

What affects the price of new windows?

Window count, size, frame material, glass package, floor level, installation type, and permits. We put exact numbers in a written free estimate.

Do I need a permit to replace windows in Fontana?

Replacement projects generally require a permit and must meet California Title 24 energy standards. We handle the paperwork as part of the job.

How do I know my dual pane seal has failed?

Fog, haze, or moisture trapped between the panes that never wipes away. The desiccant inside the unit is saturated, and the sealed glass unit needs replacement, not cleaning.

Which windows hold up best against Santa Ana winds?

Well-sealed dual pane units with quality weatherstripping and low air-leakage ratings. Casement windows compress against their seals when locked, which helps on wind-exposed elevations.

Is the in-home visit in Fontana free of charge?

Yes. Measurements, options for each elevation, and a written quote come at no charge and with no obligation anywhere in Fontana.

Get a Free Window Estimate in Fontana

Stop paying to cool the outdoors. Riverside Quality Windows will measure your home, walk you through vinyl and fiberglass options, and hand you a written quote that holds. Call (951) 899-2469 and let's get your Fontana home sealed before the next heat wave.

(951) 899-2469

Calls only. We do not receive text messages.

Free. No obligation.

Request your free in-home estimate

Tell us what you need replaced and we will bring samples to the walkthrough.

Or call (951) 899-2469 and speak to an installer. Calls only. We do not receive text messages.

Call (951) 899-2469 Free estimate