A Penhallow company - serving Riverside, CA
An open living room and dining area after a whole-home remodel
Cover · Ontario, CA

Cover Construction in Ontario, CA

Free Estimate on SiteCalls Answered by a Live Person, 24/7Background-Checked TechniciansA Local Team in Riverside
A home office with a built-in desk and shelves
An open living space after a whole-home remodel
A remodeled living room with built-in shelves around the fireplace
A whole-home remodel with the living, dining and kitchen areas opened up
A remodeled family room with new windows and a window seat
A walk-in pantry with wood shelving
A powder room with botanical wallpaper and a stone sink
A remodeled kitchen with a waterfall island and wood cabinets
Every visit starts with

Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled

Your dream remodel for as low as$199/month*On approved credit; ask for current terms
Get your free estimate

Cover Construction in Ontario, CA | Penhallow Remodeling Riverside

Cover construction service in Ontario typically runs $450 to $25,000 depending on whether you’re repairing weatherstripping on one sliding door or replacing every window in a 1960s rancher. Our crews have rebuilt Cover window and door systems across Ontario’s older housing stock through multiple summers, and the one thing that sets our work apart here is this: we install Cover units to hold up against Ontario’s mix of 100°F heat cycling, Santa Ana wind gusts, and the unreinforced masonry walls you find along Euclid Avenue. Call (341) 895-1170 for a written estimate before any work begins.

Call (341) 895-1170

We’re Penhallow Remodeling Riverside, and we’re an independent Cover service provider. That means we are not manufacturer-affiliated or authorized by Cover. We source OEM parts when available, but we’ll also tell you plainly when an aftermarket part does the same job for less money. Trevor Nash leads our team, and he learned trade fundamentals at Los Angeles Trade-Technical College before spending close to two decades working construction across the Inland Empire. For Cover sales & service, we combine that hands-on experience with a written price up front and a 365-day promise to make it right.

Why Ontario Residents Choose Us for Cover Service

A finished basement family room with a media wall and wet bar

Most Ontario homeowners call us after someone else already looked at the window and shrugged. We don’t do shrugs. Trevor’s crew has pulled apart enough Cover frames to know exactly where they fail in this climate, and we explain the fix in plain terms before touching anything. Say the price before the work. Show up in the window we gave. Leave the place cleaner than we found it. That’s The Kingswell Way, and it has been since 2004.

Every technician who walks onto your Ontario property is background-checked and uniformed. You know who’s coming. We also keep a live person answering calls 24/7, so when a Santa Ana windstorm throws a branch through a patio door, you’re not leaving a voicemail. Trevor grew up in Los Angeles and has put in real hours on Inland Empire job sites long enough to know that Ontario’s 1970s condo buildings and 1950s ranchers each bring their own surprises. He gives you a number before we pick up a tool – that’s just how this works.

Explore

Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Fence
Fence

Common Cover Construction Problems We Solve in Ontario

  • Water intrusion from improperly sloped sill pans. Homes built from the 1950s through the 1980s on slab foundations make this worse. Settled concrete pitches slightly toward the house, and if the sill pan under a Cover Vantage Series window wasn’t sloped right at install, water runs inward instead of out. We see stucco staining and rot around the lower corners near Euclid Avenue regularly.
  • Failed insulated glass units in large fixed windows. Ontario summers push above 100°F, and twenty-plus years of that heat cycling breaks down the seal on IGUs. Argon leaks out. The glass fogs between panes. We replace the sash, not just the glass, when the frame has aged that far.
  • Loose interlocking patio door panels. Concrete slabs expand and contract through Ontario’s hot days and cooler nights. On a Cover UltraView Series multi-panel door, that movement loosens the interlocking edges over time. Panels start to rattle, then bind, then refuse to close square.
  • Worn weatherstripping on sliding doors. Santa Ana winds drive fine dust and grit into door tracks. That abrasive dust shreds the felt weatherstripping on Cover sliding doors faster than most homeowners expect. Drafts start, then bugs, then water during wet winters.
  • Loose anchor bolts in unreinforced masonry. Older buildings along Euclid Avenue were built with brick or block walls never designed for modern lateral loads. Cover windows and doors installed without proper anchor bolts and reveal clearances will work loose over time, and we correct that when we set new units.

Cover Service in Ontario: What Local Conditions Mean for Your Equipment

A remodeled laundry and mudroom with a bench, cubbies and painted cabinets

Ontario’s unmortared brick and block buildings along Euclid Avenue and around the historic downtown core weren’t engineered for the seismic forces the city’s 2016 retrofit ordinance now accounts for. Those older commercial and residential structures need Cover window and door installations done differently than a standard stucco rancher off Vineyard Avenue. We install stronger anchor bolts and leave wider reveal clearances so the window frame can absorb movement without shearing glass or cracking plaster. A General Contractor in Ontario who doesn’t specialize in these buildings may never have read the retrofit ordinance. We have. And we apply it to every Cover window or door we set into those older Ontario walls. The city’s Title 24 solar load requirements also come into play for south-facing elevations in Ontario’s new northern expansion areas, where stucco and glass take direct afternoon sun.

Our tech replaced four failed Cover Horizon Series casement windows on a 1962 stucco home near Euclid Avenue last year. The original IGUs had lost their argon fill after two decades of summers over 100°F, and the frames had no modern weep holes. Moisture collected, stucco stained, and the homeowner had lived with it for years. We installed new Horizon units with custom sill flashing and full perimeter backer rod. The staining hasn’t come back.

Cover Models & Products We Service in Ontario

We service the Cover Horizon Series, Vantage Series, and UltraView Series across Ontario. Horizon units show up most often in mid-century ranchers, Vantage in newer single-family builds in the northern expansion areas, and UltraView multi-panel doors in both custom homes and commercial tenant improvements. When Cover-sourced parts are backordered, we use aftermarket weatherstripping, rollers, and glazing units that meet or exceed OEM specifications. We keep common parts stocked locally for faster turnaround, and when we don’t have a part on the truck, we tell you when we’ll get it, in writing, before you pay a deposit.

For full Ontario service area coverage, we dispatch from our Riverside location and stage materials based on your project schedule, not the other way around.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Cover Service Pricing in Ontario

A built-in window seat in a bay window

Cover construction pricing in Ontario depends on the model line, the number of openings, and whether the building has standard wood framing or unreinforced masonry walls that need additional anchoring. Here are the ranges we quote most often:

Service Price Range
Window Replacement $4,500 – $15,000
Impact Window Installation $8,000 – $25,000
Emergency & Storm Damage $400 – $1,800

Your free estimate includes a written line-item scope, a clear arrival window, and the exact number you’ll pay before we order materials. No change orders unless you ask for something different. Call (341) 895-1170 to schedule yours.

Serving Ontario, CA - Our Local Coverage Area

We’re based in the Ontario 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 – Cover Construction in Ontario

Service Areas Near Ontario

Penhallow Remodeling Riverside serves Ontario and the surrounding communities. We handle Cover service in Riverside with the same written-price and 365-day standard. Our crews also work in Cover service in Anaheim, as well as San Bernardino, Claremont, and Menifee. Wherever your property sits, the estimate is free and the price is the price.

Book Your Cover Service in Ontario Today

Call (341) 895-1170 to schedule your free Cover service estimate in Ontario. A real person answers, not a voicemail tree. We’ll inspect your windows or doors, walk you through what’s wrong in plain terms, and hand you a written number. If it’s an emergency, we move fast. If it’s a planned replacement, we show up when we said we would.

Written by Trevor Nash, Owner at Penhallow Remodeling Riverside, serving Ontario and the Inland Empire since 2004.

Ideas for every room in the house

Built-ins, window seats, family rooms and staircases: the changes that make a whole house work better.

Read our remodeling guides
A remodeled staircase with wood treads and a slim metal railingA dining nook with a built-in banquetteA remodeled primary suite with built-in wardrobes and a window seatA wide opening with a new beam where the kitchen wall was removedA stone counter, tile backsplash and open shelf after a kitchen remodelA remodeled hall bathroom with subway tile and a floating vanity

Explore more remodels

Every project below starts the same way: a free on-site visit and a written price.

Getting started with Penhallow in Riverside

Every project starts with a conversation and a written price. Here is how to take the first step.

A project lead measuring a kitchen with the homeowner during a free estimate

Free on-site estimate

A project lead walks the job with you, measures it and hands you a written, line-item price. No obligation.

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A remodeling crew arriving at a home with lumber and tools

Your Riverside team

A local crew that works across Riverside and the towns around it, to the same written standard as every Penhallow location.

Areas we serve
A worker laying floor protection and a dust barrier before work starts

Read our written promise

What we promise on every job, written down, with the terms spelled out before any work starts.

Our promise
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