Window Installation in Upland, CA | Juniper Windows & Doors - Juniper Windows & Doors

Window Installation in Upland - 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

Before & after – our own jobs

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Recent Project
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Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Fast, Reliable Window Installation Across Upland

A window installation in Upland typically runs $680 to $1,450 per opening for a standard size, depending on the frame material, glass package, and how much retrofitting the existing opening needs. We get that Upland’s mix of 1950s ranchers, 1970s two-story traditional homes, and newer foothill construction means no two openings are ever quite the same. That’s why Juniper Windows & Doors always sends a background-checked technician to measure, inspect the rough opening, and lock a written price before any work is scheduled. If you’re near Euclid Avenue, the Colonies, or up toward San Antonio Heights, call us at (682) 281-2168 and we’ll get your estimate on the calendar.

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Why Juniper Windows & Doors Is Upland’s Preferred Window Installation Company

Sean Mackey leads our crews, and he’s particular about two things: showing up when we say we will, and putting the final number in writing before a single screw turns. That discipline matters in Upland, where homeowners juggle commutes down the 210 and the 10, kids at Upland High, and everything else on their plate. You shouldn’t have to burn a vacation day waiting on a contractor with a vague window.

Every Juniper job includes the 365-Day Done Right Promise in writing: if the installation isn’t right, we make it right, for a full year, parts and labor. That’s what Sean expects from every tech, on every street from Magnolia Park to the Foothill Boulevard corridor. And when you book, you get the Relay Standard: a live arrival time you can track from your phone, before-and-after photos of the work, and a digital invoice you can pay with a link. No mystery, no callback queue, no surprises at the door.

Window Installers in Upland

Window Installers in Upland spend a lot of time dealing with openings that builders of the 1960s and 1970s sized for aluminum frames. Those old channels often leave narrower rough openings than today’s vinyl or fiberglass frames want, which means the installer needs to do more than just swap glass. A proper job here involves removing the old frame down to the studs where needed, checking for dry rot around the sill (common in older Upland houses where sprinklers hit the wall), flashing correctly for our dry, hot summers, and insulating the cavity so air doesn’t move through the wall. For most Upland homes, a full tear-out and frame install runs $780 to $1,450 per opening.

Retrofit vs. Full-Frame Replacement

If the existing frame is square and the track is clean, a retrofit insert can save you time and money. In Upland, that usually means a smaller amount of wall disruption and a faster project. But if you see soft wood around the sill, water staining on the drywall below the window, or gaps where the frame meets the stucco, you want a full-frame replacement. Sean’s crews will tell you honestly which one your house needs, not which one is easier for us to sell.

New-Construction Installations

For additions up near the Colonies or new builds in the foothills, we set windows at the framing stage, working from builder plans and coordinating with the general contractor. Flashing and a proper seal are critical here because Upland’s dry heat bakes caulk and putty until it shrinks and cracks if it wasn’t applied correctly to start with. We’ll tie the window into the house wrap and use the right sealant for our UV load, not whatever’s cheapest on the truck.

Casement Windows in Upland

Casement Windows in Upland are a common upgrade for homeowners who want actual air movement through the house, especially on those hot September evenings when the Santa Anas haven’t kicked in yet. A casement window hinges on the side and cranks outward, catching the breeze and directing it into the room, which makes it one of the few window styles that actually improves cross-ventilation rather than just letting light in. In Upland, where summer temperatures routinely pass 95°F, that breeze matters. A standard vinyl casement for a Upland home typically runs $720 to $1,380 installed per opening, depending on glass package and whether you’re adding anything like a low-profile crank or concealed hinge.

Where We Install Casements Most

We see casements most often over kitchen sinks, where reaching across a counter to slide a window is awkward, and in second-story bedrooms, where the crank handle gives you leverage without leaning out the opening. Upland homeowners also like casements for their tighter seal when closed, since the sash presses against the frame with compression, unlike a slider where air can sneak past the track.

Glass Choices for Upland’s Sun Load

South and west-facing casement windows in Upland take a beating from the afternoon sun. We recommend a low-emissivity or low-E coating to cut the heat gain without darkening the room, and most Upland homeowners pair that with an argon gas fill between the panes. It’s not about the brand on the sticker; it’s about the U-factor and solar heat gain coefficient on the glass package, so we’ll show you the actual numbers before you decide.

Trusted Brands We Service in Upland

Upland homeowners ask us about PGT, CGI, and ES Windows more than any other brands. We work with all three, which matters because PGT’s WinGuard line and CGI’s impact-rated units are built to handle wind-borne debris without shattering, something worth considering for homes up against the foothills where wind funnels hard during Santa Ana events. And ES Windows makes a clean, modern frame with thin sightlines that suits the mid-century ranchers off Euclid Avenue. We stock the common parts and hardware locally in the Inland Empire, so if a latch on a PGT slider fails six months in, we’re not waiting on a freight shipment from the East Coast.

Common Window Installation Problems We See in Upland Homes

  • Sun-baked caulk and flashing failure. Upland’s summer sun beats on south and west walls until sealant shrinks and pulls away, letting water in around the frame. We pull the old caulk out and replace it with a high-grade sealant meant for our UV levels, then flash the opening properly instead of just gooping over the gap.
  • Dry rot in original wood frames. Many Upland homes built before 1980 still have wood window frames, and when sprinklers hit them for a few decades, the sill corners rot. We cut out the bad material, replace it with solid wood or composite, and flash the new window so the same water path doesn’t repeat.
  • Undersized openings from old aluminum sliders. The aluminum sash frames that came standard in 1970s Upland construction have narrow channels. A new vinyl frame needs more depth, so we build out the rough opening properly rather than jamming a frame in and hiding the gaps with trim.
  • Warped sashes from heat cycling. Vinyl windows hold up fine in Upland’s heat, but cheap vinyl sashes without internal reinforcement can bow after too many summers. We only install frames with the reinforcement that this climate actually calls for, and we’ll explain the difference in person.

Pricing for Window Installation in Upland, CA

A single or double hung window in Upland typically runs $680 to $1,150 installed. Horizontal roller windows run $620 to $1,100. A casement window, as covered above, lands at $720 to $1,380. Awning and hopper windows, which are smaller and often used in bathrooms or basements, run $550 to $950. Picture and fixed windows, which have no moving sash, run $600 to $1,400 depending on glass area, and they’re the cheapest moving part you’ll ever buy. Bay and bow windows, which project outward and need framing and roof work, run $3,200 to $6,800 for the full projection build-out. Garden windows, which sit out over a kitchen sink and need a small roof and side glass panels, run $1,500 to $3,000. Every estimate is free, and the number we write down is the number you pay, no change orders. Call (682) 281-2168 to get your exact number.

We Also Serve Cities Near Upland

Juniper serves the whole Inland Empire foothill corridor. If you’re in Upland and need work at a rental property in Rancho Cucamonga, a parent’s house in Claremont, a shop in Montclair, or a coworker’s home in Ontario, we can handle the whole list on one estimate visit. Our Window Installation team works these neighborhoods every week, and we also handle Door Replacement in Upland and Window Replacement in Upland when you need a full swap rather than a fresh install.

Serving Upland, CA - Our Local Coverage Area

We’re based in the Upland 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 Installation in Upland

Call Juniper Windows & Doors for Your Free Upland Estimate

If you live anywhere between Claremont and Rancho Cucamonga and you want a window installation quote with a real dollar figure attached, call (682) 281-2168. We’ll send a background-checked technician to measure your openings, check the framing, and give you a written price that doesn’t change when the crew shows up. Sean Mackey and the Juniper team have been doing this since 2001, and we’d rather lose a bid than leave you guessing what the bill will be. Call today and get your estimate on the books.

Written by Sean Mackey, Owner at Juniper Windows & Doors, serving Upland.

Why Upland Chooses Juniper Windows & Doors

We set the standard for window installation in Upland.

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 Upland - warranty-safe, every time.

How It Works in Upland

Getting your window installation handled is simple and fast.

1

Call or Request a Free Estimate

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

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Upland - 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 Upland Customers Say

Trusted by homeowners across Upland 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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