Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
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PGT Construction in Pomona, CA | Toolbox Contractors
We provide independent PGT window and door installation, replacement, and repair across Pomona, from the Craftsman bungalows near Lincoln Park to the stucco tract homes on the east side. What makes our PGT work different here is that we know what happens when modern impact-rated glazing meets a 1920s wall assembly that was never framed for it. If you’re pricing PGT windows or doors in Pomona, call (855) 382-3257 for a free estimate, and we’ll tell you what the job actually needs.
Why Pomona Residents Choose Us for PGT Service
We’ve spent years installing, retrofitting, and repairing PGT in La Verne and across Pomona’s century-old bungalows and mid-century stucco tracts, so we know both the product line and the local failure patterns cold. We’re an independent contractor, not authorized, sponsored, or warranty-backed by PGT, and we say that plainly. Norm Castellano runs Toolbox Contractors, and his crew’s credibility comes from the work we’ve untangled in Pomona, not from a badge. When a previous contractor left an opening that doesn’t match the window or a flashing detail that leaks every winter rain, we’re the ones who fix it correctly.
We work with PGT sales & service needs every week, side by side with the full-scope remodeling work we do under one contract. That means the same team quoting your PGT slider can also handle the framing, stucco, or electrical corrections the older Pomona house behind it usually needs.
Styles & brands we work with







Common PGT Construction Problems We Solve in Pomona
- IGU seal failure on vinyl units. Pomona’s hot, dry valley summers bake south- and west-facing PGT vinyl windows, and the insulated glass unit (IGU) seal eventually gives. You’ll see fogging between the panes, or worse, a fine silica haze that never wipes off. That’s a failed seal, not dirty glass, and it means the glass pack needs replacement.
- Roller and track wear on sliding glass doors. PGT sliders that serve as the main entry to a detached garage being converted into an ADU get cycled dozens of times a day. Rollers flatten, tracks groove, and the door starts dragging. We replace rollers and realign tracks with OEM PGT parts where the unit still has life in it.
- Frame and corner-weld cracking on aluminum PGT sliders. Santa Ana wind events coming off the San Gabriel foothills put real racking stress on aluminum frames. Corner welds crack, the frame twists, and suddenly the door won’t latch or seal. We’ll tell you straight: a cracked weld means replacement, not patching.
- Water intrusion at sills and flashing on older installs. We see PGT windows and doors tied into original 1920s and 1930s Craftsman and Spanish Colonial wall assemblies that were never detailed for modern glazing. The window itself may be fine, but the flashing behind it is letting water into the wall. That requires pulling the unit and re-detailing the rough opening.
- Sticking doors after wind events. A PGT sliding door that operates fine all year and then sticks after a Santa Ana blow usually means the frame shifted or the track picked up debris. Sometimes it’s the wall moving behind the door, especially on older Pomona homes with settling foundations.
PGT Service in Pomona: What Local Conditions Mean for Your Equipment
Lincoln Park and Wilton Heights are full of Craftsman and Spanish Colonial homes where a PGT window replacement almost never stops at the window. The original rough openings were framed for wood double-hungs, not modern PGT vinyl or aluminum units, and the walls are frequently full of knob-and-tube wiring that has to be addressed before new glazing goes in. On a 1920s Craftsman in Lincoln Park, we pulled a PGT WinGuard sliding door order for a homeowner converting a detached garage into an ADU and found the garage had been converted once before without permits. Undersized wiring, no proper header over the opening. We reframed the opening, corrected the wiring with the homeowner’s electrician, and set the PGT slider with new flashing detailed to the stucco wall, then passed inspection on the revised plans. That’s the reality of PGT work in Pomona’s older core: the product is predictable, but the wall behind it rarely is. If you’re looking at Pomona service area coverage that treats every install like new construction, you’ll end up paying for it later.
PGT Models & Products We Service in Pomona
We service the PGT WinGuard Aluminum impact-resistant windows and sliding glass doors, WinGuard Vinyl impact windows and doors, PGT Aluminum Series single-hung and slider units, and PGT Vinyl Series double-hung and casement windows. Our approach on parts is simple: we use OEM PGT replacement glass, rollers, weatherstripping, and hardware wherever the unit is still serviceable, and we only turn to verified aftermarket parts when OEM is discontinued. We won’t substitute junk rollers to save a buck, because a Pomona garage conversion door that cycles fifty times a day will eat cheap rollers in a season. For common service items, we keep what Pomona and PGT service in Claremont jobs actually need on hand or pulled from our suppliers fast, which matters when a sticking slider is your only access to a half-finished ADU.
See the difference
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AfterPGT Service Pricing in Pomona
Here’s what PGT work typically costs in the Pomona market, based on our current pricing for this area. These are honest ranges, not bait numbers:
| Service | Typical Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Repair | $400 – $1,800 |
| Home Addition | $45,000 – $130,000 |
What drives a PGT number up isn’t usually the window. It’s the framing correction, the rewiring, the stucco repair, or the flashing re-detail that an older Pomona house demands. Our free estimate includes a line-item breakdown of what’s window work and what’s house work, so you can see exactly where the money goes. Call (855) 382-3257 and we’ll walk the property, measure the actual openings, and give you a written quote.
Serving Pomona, CA — Our Local Coverage Area
We’re based in the Pomona area and know this community well, and we also handle PGT repair in Montclair. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – PGT Construction in Pomona
Often, yes. The original rough openings in Pomona’s Craftsman and Spanish Colonial homes were built for wood double-hungs, which sit differently in the wall than modern PGT vinyl or aluminum units. We won’t know for sure until we pull the trim and check the dimensional lumber behind it, but plan for at least some shimming or sistering, and in homes with knob-and-tube wiring, plan for an electrician before new glazing goes in. Call (855) 382-3257 and we’ll give you an honest scope before you commit.
Santa Ana winds coming off the San Gabriel foothills push against the frame and track, and on older Pomona and Los Serranos PGT service homes the wall itself can flex behind the door. If the track is clean and the rollers aren’t flattened, the sticking is usually the wall moving, not the PGT unit failing. We’ll inspect the frame, check for racking, and tell you whether it’s a roller job or a framing issue before we sell you anything.
Yes, and we do it regularly. But Pomona has a high rate of unpermitted garage conversions, and a PGT window set into a wall that has no permit, no header, and undersized wiring is going to fail inspection on your new ADU plans. We pull the permit, correct the structural and electrical issues, and set the PGT units properly. Call (855) 382-3257 for an estimate that includes the corrections, not just the glass.
Wipe the glass on both sides first. If the haze stays between the panes, that’s IGU seal failure, and the glass pack needs replacement. If it wipes off, it’s surface accumulation. The test takes two minutes, and in Pomona’s heat, south- and west-facing PGT vinyl units are the usual suspects for seal failure. We’ll confirm it on-site and quote the glass pack replacement, not a full window.
We do, and this is where our full-scope model saves Pomona homeowners real money. When we’re building a room addition or gut-remodeling a Pomona house, the PGT windows and doors go in as part of the same contract, same crew, same schedule. No separate window company, no finger-pointing between trades. Call (855) 382-3257 to bring the window scope into the whole-project estimate.
Service Areas Near Pomona
We serve Pomona and the surrounding Inland Empire cities, including San Bernardino, Colton, Muscoy, Loma Linda, and Rialto. We also cover PGT service work in PGT service in Banning and PGT service in Mountain View Acres for homeowners east of the valley.
Book Your PGT Service in Pomona Today
Tell me what you’ve got and I’ll tell you what it actually needs. Whether you’re replacing one foggy PGT slider or planning a full garage conversion with impact windows throughout, call (855) 382-3257 and we’ll schedule your free estimate. We’ll bring the ladder, the measuring tape, and an honest read on the wall behind your windows.
Written by Norm Castellano, Owner at Toolbox Contractors, serving Pomona and the Inland Empire.