Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Kohler Construction in San Antonio Heights, CA | San Mateo Construction
We provide independent Kohler installation and repair across San Antonio Heights, CA, from full bathroom remodels to tub-to-shower conversions and walk-in shower builds, as your trusted General Contractor in San Antonio Heights. What makes our Kohler work different here is that we understand how cast-iron fixtures behave on settling hillside slabs and what San Bernardino County permitting actually demands on an unincorporated foothill lot. For Kohler service in San Antonio Heights, call (855) 901-7266 for a free estimate. Noel Carrington leads our team, and we’ve spent years working on the mid-century custom homes that define this community.
Why San Antonio Heights Residents Choose Us for Kohler Service
We know the difference between a Kohler Villager cast-iron tub that’s worth refinishing and one that’s cracked through the drain collar from decades of hillside movement. That judgment comes from hands-on work, not a parts catalog. Noel grew up helping his father pour concrete footings in San Mateo, studied construction technology at Skyline College, and has spent the better part of three decades working residential jobs where the ground doesn’t always cooperate. We bring that same material-level attention to every Kohler fixture we touch in San Antonio Heights.
We stock genuine Kohler OEM cartridges, fill valves, and trim for the model lines common in this housing stock. Purist and Artifacts faucets, Memoirs and Portrait toilets, Choreograph and LuxStone shower systems. When a fixture is worth keeping, we repair it with parts built for it. When it isn’t, we say so plainly. You won’t get a sales pitch dressed up as a recommendation.
Styles & brands we work with







Common Kohler Construction Problems We Solve in San Antonio Heights
- Cracked cast-iron tubs on settling hillside slabs. The 1950s-1970s split-levels scattered across San Antonio Heights sit on slopes that shift with seasonal moisture. A Kohler cast-iron tub bolted to a slab that moves will eventually show hairline cracks at the drain collar or failed enamel along the basin. We’ll tell you when a repair will hold and when replacement is the only honest answer.
- Ceramic-disc faucet cartridges seizing from hard mineral water. The Purist and Artifacts trim lines use ceramic-disc cartridges that are precise but unforgiving. San Antonio Heights water runs hard, and after long dry summers between Santa Ana wind events, mineral buildup causes the discs to bind and drip. We replace the cartridge with genuine Kohler OEM and check the supply lines for sediment that will just foul the new part.
- Toilet fill valves weeping from galvanized supply sediment. Memoirs suites in older San Antonio Heights homes often sit on original galvanized supply lines. Sediment flakes off and fouls the fill valve seal, causing constant slow refill cycles. Fixing the valve without checking the supply line means you’ll call us again in six months. We check both.
- Temperature swings from non-pressure-balanced rough-ins. A lot of Kohler shower valves in this community were installed behind original tile when pressure-balancing wasn’t code. Retrofit a modern Kohler cartridge into that rough-in and you get temperature swings every time someone flushes a toilet. We assess the valve body before we promise a trim swap.
- Choreograph and LuxStone wall systems installed without slope drainage. These shower wall systems perform well, but on a hillside property in San Antonio Heights, improper drain rough-in means water pools against the wall base during winter rains. We rebuild the drain to handle the grade before tiling, because the wall panels are only as good as the drainage behind them.
Kohler Service in San Antonio Heights: What Local Conditions Mean for Your Equipment
San Antonio Heights is unincorporated, which means every Kohler bathroom or kitchen remodel here is permitted through San Bernardino County, not through Upland Kohler service. That’s a real distinction with real consequences. Hillside plumbing relocations that would sail through a flatland permit office often trigger additional geotechnical review here. We’ve seen it on projects near Mountain Avenue, where moving a shower drain six feet required a soils report before the county would release the permit. Add to that the high fire severity zone designation and Chapter 7A wildfire construction standards, and you’ve got a renovation environment that rewards a contractor who has actually worked in it. We pull permits through the county on our Kohler remodels. We know which inspectors want to see the drain rough-in exposed, and we schedule the inspection before the tile goes up. That’s the kind of local knowledge that keeps a project from stalling for three weeks.
Kohler Models & Products We Service in San Antonio Heights
We work across the Kohler lines you’re most likely to find in San Antonio Heights homes. Memoirs and Portrait toilet suites, Purist and Artifacts faucet and shower trim, Villager and Bancroft cast-iron bath fixtures, and Choreograph and LuxStone shower wall systems. For repair work, we use genuine Kohler OEM cartridges, fill valves, and trim when the fixture merits it. Aftermarket parts only touch cosmetic or non-critical pieces, and we’ll tell you which is which before you spend the money. Our broader Kohler sales & service work means we keep common parts on hand for faster turnarounds on San Antonio Heights jobs.
See the difference
Before
After
Before
After
Before
AfterKohler Service Pricing in San Antonio Heights
What drives cost on a Kohler project here is the slope of your lot, the condition of the drain rough-in, and whether we’re working with cast-iron or acrylic. A straight tub-to-shower conversion in a flat-slab bathroom costs less than one where the drain has to move three feet downhill through a floor joist. Your free estimate includes a walkthrough, an honest assessment of what’s worth keeping, and a written line-item price.
| Service | Price Range |
|---|---|
| Bathroom Remodel | $9,000 – $28,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Shower Replacement | $3,000 – $8,500 |
| Bathroom Vanity Installation | $800 – $3,000 |
For an exact quote on your San Antonio Heights Kohler project, call (855) 901-7266. Estimates are free.
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 – Kohler Construction in San Antonio Heights
Yes. Because San Antonio Heights is unincorporated, plumbing fixture relocations and drain changes are permitted through San Bernardino County, not through Rancho Cucamonga Kohler service. We handle the permit package, and hillside projects may trigger geotechnical review. Call (855) 901-7266 to discuss your specific scope.
You probably replaced the cartridge without flushing the supply lines, or the replacement was an aftermarket part with sloppier disc tolerances than Kohler OEM. San Antonio Heights hard water accelerates wear on cheap cartridges. We install genuine Kohler cartridges and check the lines for sediment before we button the trim back on.
Sometimes. A hairline crack at the drain collar on a stable slab can be epoxied and refinished. A crack that’s propagated through the basin on a slope that still moves will come back. We’ll tell you which situation you have, and if replacement is the better call, we’ll say so. Call (855) 901-7266 for an assessment.
Kohler pressure-balanced valves like the K-8304 are the standard retrofit for homes that never had pressure balancing. The catch is that many original rough-ins in San Antonio Heights split-levels are too shallow or too narrow for a modern valve body. We measure the rough-in depth before ordering parts, so you don’t end up buying a valve that won’t fit.
It affects the exterior work more than the bathroom itself, but it matters for the project as a whole. If your remodel includes any exterior wall penetration or deck work, Chapter 7A material standards apply. For a purely interior Kohler bathroom remodel, the county is more concerned with plumbing and drainage than wildfire code, unlike Kohler repair in Montclair where city requirements differ. Call (855) 901-7266 for a straight answer on what your project triggers.
Service Areas Near San Antonio Heights
We serve San Antonio Heights and the surrounding foothill and valley communities, including Upland, Claremont, Rancho Cucamonga, and Alta Loma. For readers in adjacent areas, see our San Antonio Heights service area page, or find Kohler service in Claremont and Kohler service in Buena Park.
Book Your Kohler Service in San Antonio Heights Today
Tell me what you actually need, and we’ll figure out the right way to build it. Call (855) 901-7266 to schedule your free estimate in San Antonio Heights, CA. We’ll walk the site, talk through your options, and give you a written price before you commit to anything.
Written by Noel Carrington, Owner at San Mateo Construction, serving San Antonio Heights and the surrounding foothill communities.