Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
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Cover Construction in San Antonio Heights, CA | Toolbox Contractors
We provide independent Cover construction service across San Antonio Heights, CA, handling kitchen, bath, and roofing projects on hillside homes where grade, soil, and wind shape every phase of the work. Our crew knows Cover cabinetry, vanity, shower, and roofing systems well enough to repair what’s failing and replace what’s done, without the wait or markup of a manufacturer-authorized program. If you own a ranch or custom home in 91784 and your Cover kitchen or roof is showing its age, call us at (855) 382-3257 for a free estimate.

Why San Antonio Heights Residents Choose Us for Cover Service
Norm Castellano grew up in Muscoy, just northwest of San Bernardino, where half the houses on his street were mid-project and the other half needed to be. He studied construction technology at San Bernardino Valley College and has spent the better part of two decades framing, roofing, and rebuilding kitchens across the Inland Empire. These days he runs Cover sales & service work through Toolbox Contractors, and his crew is the one people call when a previous contractor left a mess. Tell me what you’ve got and I’ll tell you what it actually needs.
We carry that same directness into every San Antonio Heights visit. We don’t guess at what’s behind the wall. We look, we measure, and we tell you straight what’s worth fixing and what needs replacing. That’s why homeowners on the ridge roads and hillside streets keep our number.
Styles & brands we work with







Common Cover Construction Problems We Solve in San Antonio Heights
- Swollen cabinet boxes and toe kicks. Homes in San Antonio Heights skew mid-century, which means original plumbing that has been seeping behind Cover cabinetry for years before anyone notices. By the time we’re called, the cabinet floor is soft and the box has started to delaminate near the dishwasher or sink.
- Racked vanity and shower-pan frames. Sloped lots move. When decomposed granite and variable fill settle, slab-on-grade floors shift enough that Cover vanity doors and drawers stop meeting square, and walk-in shower pans crack at the base rather than the seal.
- Roof tile and flashing failures on ridge roads. Santa Ana wind uplift and months of hot, dry foothill sun are hard on Cover tile roofing, especially at valleys and ridge caps on installations over 20 years old. Flashing pulls loose, tiles crack, and water gets in where you can’t see it until the ceiling stains.
- Countertop seams cracking from structural movement. We regularly see Cover quartz and slab countertop seams opening up on hillside remodels where a load-bearing wall was changed or the framing wasn’t addressed before the stone went down. The countertop cracks because the house moved, not because the stone failed.
- Islands installed out of level on graded floors. A kitchen island set directly on a sloping slab looks fine for a year, then starts listing toward the downhill side. We shim, brace, and level Cover islands so they sit true.
Cover Service in San Antonio Heights: What Local Conditions Mean for Your Equipment
Here’s what most contractors from the flatlands miss about San Antonio Heights. Every permit routes through San Bernardino County Building and Safety, not a city department, and on ridge-road lots the County routinely requires a soils report before it will sign off on retaining walls or any foundation work in decomposed granite and variable fill. That review step doesn’t exist on a flat-lot job in Upland or Ontario. It means a simple Cover kitchen remodel here can involve geotechnical sign-off before we touch a cabinet. We plan for it from the first site visit, and we pull the report when the County asks for it rather than acting surprised mid-project. That’s the difference between a contractor who knows San Antonio Heights and one who just put the ZIP code in their service area.
Cover Models & Products We Service in San Antonio Heights
We work on Cover shaker and slab-door kitchen cabinetry lines, Cover bathroom vanities and walk-in shower systems, Cover quartz and slab countertop programs, and Cover tile and specialty roofing materials. For parts, we source Cover OEM hardware, hinges, and replacement panels where they’re still in production, and we use quality aftermarket equivalents for discontinued or long-lead items so your kitchen isn’t stalled waiting on a factory. We stock common Cover hinge and hardware sets for faster turnaround on San Antonio Heights service calls, and we’re upfront about repair versus replace. Sound boxes from the ’90s get refaced and re-hinged. A swollen bottom or a cracked pan gets changed out.
See the difference
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AfterCover Service Pricing in San Antonio Heights
What drives the price on a hillside Cover job is what’s behind the surface. A kitchen remodel stays low when the framing is straight and the plumbing is modern. It climbs when we find decades of slow leaks, settled floor framing, or a County soils report that triggers retaining wall work. A roof replacement runs higher on steep ridge-road pitches and multi-story eaves. Your free estimate includes a line-item written quote, never a ballpark.
| Cover Project | Typical Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
| Backsplash Installation | $800 – $2,500 |
| Kitchen Island Installation | $3,000 – $10,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Bathroom Vanity Installation | $800 – $3,000 |
| Roof Replacement | $8,000 – $20,000 |
| Roof Repair | $400 – $1,800 |
| Tile Roof Repair | $600 – $2,500 |
| Metal Roof Installation | $15,000 – $40,000 |
Call (855) 382-3257 to schedule your free estimate. We’ll show up, walk the property, and give you real numbers in writing.
Serving San Antonio Heights, CA — Our Local Coverage Area
We’re based in the San Antonio Heights 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 San Antonio Heights
Not always, but on ridge-road lots in unincorporated San Antonio Heights, San Bernardino County frequently requires a soils report before signing off on foundation or retaining wall work. If your Cover remodel touches the slab, changes the grade, or adds load-bearing framing, plan for the geotech step. Call (855) 382-3257 and we’ll tell you during the estimate whether your specific lot will trigger one.
Yes, we install Cover tile and specialty roofing lines, and we re-flash valleys and ridge caps to handle the wind uplift that’s common along the foothill ridges. We also factor in ember-resistant details given the wildfire exposure on the wildland-urban interface. For a roof assessment, call (855) 382-3257.
In San Antonio Heights it’s usually both. Hillside slab movement racks the vanity frame, so even a square cabinet starts binding. We check the floor first, then true up the cabinet or reset the vanity base as needed. Either way it’s a fix, not a mystery.
We level the pan on a properly prepped base so water drains to the drain instead of pooling toward the downhill side. On older hillside homes we also inspect the subfloor for settle and water damage before the Cover shower base goes in. $3,500 – $10,000 is the typical range, but sloped-lot framing repairs can push it higher. Call (855) 382-3257 for an exact quote.
Yes. Drainage that dumps runoff onto a neighbor’s slope is the fastest way to a County complaint in San Antonio Heights, so we plan grading and drainage from the start. One crew, one point of accountability, from foundation to finish.
Service Areas Near San Antonio Heights
We also serve San Antonio Heights service area neighbors including Upland, Norco, Oak Hills, and Ontario. For homes further out, see our Cover service in Hesperia and Cover service in Corona pages for local availability.
Book Your Cover Service in San Antonio Heights Today
If your Cover kitchen, bath, or roof needs attention on a hillside lot in San Antonio Heights, call (855) 382-3257. Norm Castellano and the Toolbox Contractors crew will give you a free estimate and a straight answer about what the job actually needs, just as we do for Cover service in Montclair.
Written by Norm Castellano, Owner at Toolbox Contractors, serving San Antonio Heights and the Inland Empire.