Window Replacement in Claremont, CA | Juniper Windows & Doors - Juniper Windows & Doors

Window Replacement in Claremont - Free In-Home Measure, Written Price

Free in-home measure and an exact written price before anything is ordered. Energy-rated units, professional installation by our own crews, and a workmanship warranty on the install.

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Free in-home measure and quote - PGT, CGI and CWS impact lines compared on your actual openings, style by style

Styles & brands we work with

Single hung
Single hung
Double hung
Double hung
Horizontal roller
Horizontal roller
Casement
Casement
Bay & bow
Bay & bow
Sliding glass doors
Sliding glass doors
Entry doors
Entry doors
Impact garage doors
Impact garage doors
PGT
PGT
CGI
CGI

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Recent Project
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Full Restoration
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Complete Upgrade

Fast, Reliable Window Replacement Across Claremont

Window replacement in Claremont usually means full-frame tear-out, not a quick sash swap. The city’s housing stock skews heavily toward pre-1980 single-story ranch and Craftsman homes, and the original single-pane wood double-hungs and steel casements in those houses are rarely square, rarely sealed, and rarely worth retrofitting. We scope every Claremont job around that reality from the first visit. Juniper Windows & Doors gives you a written price before any work starts, a live arrival time on install day, and photo updates as the job moves. Call (682) 281-2168 to schedule a free estimate.

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Why Juniper Windows & Doors Is Claremont’s Preferred Window Replacement Company

We work in Claremont regularly enough to know the difference between a 1950s ranch near Memorial Park and a hillside Craftsman off Mills Avenue. That matters when you’re deciding between insert windows and full-frame replacement. Our technicians are background-checked and uniformed, and every project starts with a written line-item price, so the number you approve is the number you pay. Sean Mackey leads the team, and he holds every Claremont job to the same standard: if it’s not done right, we make it right for a full year under our 365-Day Done Right Promise, parts and labor, in writing.

You’ll also deal with a live person every time you call, 24/7. No voicemail maze, no callback queue. Scheduling runs through the Relay Standard, which means you book in a tap, track your technician’s arrival time live, get before-and-after photos, and pay from a digital invoice. Claremont homeowners tend to like that part.

Window Seal Repair in Claremont

Window seal repair in Claremont addresses failed insulated glass units, the fog or haze that shows up between two panes when the perimeter seal breaks and moisture gets inside. On older Claremont homes, we see this often on original dual-pane retrofits from the 1980s and 90s, especially on south- and west-facing elevations that bake in the San Gabriel Valley sun. A failed seal doesn’t just blur the view; the window loses most of its insulating value because the inert gas between the panes has escaped.

What Seal Repair Involves

On a failed dual-pane unit, the fix is typically a new insulated glass unit, not a whole new window. We measure the existing sash, order a replacement IGU with matching low-E coating, and swap the glass into the existing frame. If the sash is rotted or out of square, which is common on pre-1980 wood windows in Claremont, we’ll tell you before we start and price the full-frame option instead.

Seal Repair Versus Replacement Cost

A single IGU replacement in Claremont typically runs $150 – $400 per unit depending on size and glass type. Replacing the whole window with a new vinyl or fiberglass unit runs $600 – $1,400 installed. We’ll give you both numbers in writing so you can decide with real figures, not a vague estimate.

Energy Efficient Windows in Claremont

Energy efficient windows in Claremont are worth the upfront cost because of two local realities: summer temperatures that regularly push into the 90s and 100s, and Santa Ana wind events that hit foothill elevations with dry, gusty conditions. Low-E insulated glass with the right solar heat gain coefficient (SHGC) matters more here than in coastal LA. The wrong glass on a west-facing elevation turns a living room into a solar oven by 3 p.m.

Low-E Glass and Foothill Exposure

Claremont sits against the San Gabriel foothills, which means west- and south-facing elevations get intense afternoon solar gain. We specify low-E coatings that reflect infrared heat while letting visible light through. For the hottest exposures, we often recommend dual-pane units with argon fill and a lower SHGC; you’ll feel the difference at the window on a July afternoon and see it on your electric bill by August.

Impact-Rated Glazing for Wind Exposure

Claremont doesn’t sit in a hurricane zone, but Santa Ana winds still throw branches, gravel, and patio furniture at glass. Impact-rated glazing, built to resist wind-borne debris without shattering, gives you year-round protection on exposed elevations. It’s a real upgrade for a hillside home off Padua Avenue or any property that catches the full force of a wind event.

Trusted Brands We Service in Claremont

We install and service windows and doors from eight product lines, including CGI, CWS, and ViewLux. For Claremont’s older ranch homes, we typically specify ViewLux low-E insulated glass for energy performance, and CGI or CWS when wind exposure or extra impact resistance is a priority. Because we keep stock and ordering channels direct with these manufacturers, turnaround on a custom-sized replacement unit for a Claremont home stays shorter than you’d get through a general contractor pulling from a distributor catalog. You’ll see the brand options written on your quote, with the honest trade-off between each.

Common Window Replacement Problems We See in Claremont Homes

  • Rotted sills and jambs on original wood frames. Pre-1980 single-pane wood double-hungs in Claremont often have decay at the sill corners and lower jambs from decades of sprinkler overspray and the dry-wet cycle of foothill weather. Inserts hide the rot; full-frame replacement fixes it.
  • Out-of-square rough openings that defeat retrofit windows. The original framing in 1950s and 60s Claremont ranch homes is rarely square. If you order insert windows without checking rough-opening dimensions first, you’ll fight the install or end up with gaps and air leaks.
  • West-facing heat gain through single-pane glass. Homes along the foothill benches of Claremont take brutal afternoon sun on the west elevation. Standard clear insulated glass cuts some heat, but without a low-E coating tuned for SHGC, that room still overheats.
  • Windows that don’t meet current egress code. Many older Claremont ranch homes have bedroom windows that are too small or too high to meet modern egress requirements. If the scope changes rough opening dimensions, a permit and inspection are part of the job, not a surprise add-on.

Pricing for Window Replacement in Claremont, CA

A full-frame vinyl window replacement in Claremont typically runs $600 – $1,400 per window installed, depending on size, glass package, and whether we’re rebuilding the rough opening. A wood or fiberglass unit with low-E and impact-rated glazing lands higher, often $1,200 – $2,200 per window. Insert replacement, where the original frame is still sound and square, runs $400 – $900 per window. The biggest cost drivers in Claremont are rough-opening repairs on older homes, egress compliance, and low-E glass upgrades for foothill-exposed elevations. Call (682) 281-2168 and we’ll give you a written line-item price, free, before any work is scheduled.

We Also Serve Cities Near Claremont

Our team handles Window Replacement projects across the eastern San Gabriel Valley. Beyond Claremont, we regularly work in Montclair, La Verne, Upland, and Ontario. If you’re in one of those cities and need a written price on new windows, call (682) 281-2168 and we’ll get you on the schedule.

Serving Claremont, CA - Our Local Coverage Area

We’re based in the Claremont 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 About Window Replacement in Claremont

Why Claremont Chooses Juniper Windows & Doors

We set the standard for window replacement in Claremont.

Factory-Direct Pricing

Authorized partner pricing with no distributor markup - premium aluminum systems at wholesale-anchored rates.

Engineered to Order

Any shape, size, or specification, fabricated to your exact opening with one-on-one engineering support.

Certified Installation

Set level, plumb, and square to AAMA standards in Claremont - warranty-safe, every time.

How It Works in Claremont

Getting your window replacement handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your window replacement needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Claremont - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What Claremont Customers Say

Trusted by homeowners across Claremont and surrounding areas.

★★★★★

"Front door looks great and shuts well. The threshold is sealed well and the lock lines up with the strike."

Rory F. · Verified customer
★★★★★

"Quote came in the app with options for glass. Easy to compare."

Vera L. · Verified customer
★★★★★

"Door replacement. Installer texted when on his way and finished by lunch. Tight and clean."

Neil B. · Verified customer

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(682) 281-2168

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