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Toto Construction Service in La Verne, CA | Stallion Contractors
Stallion Contractors provides independent Toto fixture installation, repair, and full bathroom construction across La Verne. We are a licensed general contractor, not a Toto-authorized or sponsored dealer, which means our recommendations are based on what actually holds up in this town’s mid-century plumbing and hard-water conditions, not on a manufacturer’s program. Call (855) 600-3192 for Toto repair in Claremont or a free estimate on any Toto toilet, Washlet, or full bath remodel.

If you’re planning a Toto installation as part of a larger remodel, or you’ve got a Toto fixture acting up in an older La Verne home, you’ll find we know these products from the inside out. Ruben Montoya, our owner, grew up on blocks where tradesmen understood the Inland Empire’s soil and water before anything else, and that practical foundation carries into every Toto job we take on in La Verne service area ZIP 91750. From the kitchen to the roofline, we handle the full scope, and Toto fixtures are a piece we’ve installed and serviced through dozens of local remodels.
Why La Verne Residents Choose Us for Toto Service
We’ve set Toto Drakes, Eco Ultramaxes, Vespin IIs, and Washlet seats into enough La Verne bathrooms to know exactly what these fixtures do when the water is hard, the supply lines are old, and the subfloor hasn’t been level since Eisenhower was in office. That experience is why homeowners call us. We don’t send a different crew for plumbing, tile, and electrical. One contractor, every trade. The same team that pulls your old toilet off a corroded flange also sets the new Toto, repairs the subfloor, and ties the tile work back together.
Ruben’s background matters here more than people expect. He went through the hands-on construction programs at San Bernardino Valley College, where you learn on site before you ever carry a business card. The discipline of that training shows up in the final ten percent of a job, which is where most Toto installations either hold up or start leaking. Our use of genuine Toto OEM fill valves, flush towers, and seal kits for wear-critical components means we’re not cutting corners on the parts that keep water where it belongs.
Styles & brands we work with







Common Toto Construction Problems We Solve in La Verne
These are the failures we see repeatedly in La Verne homes, tied directly to the age of the housing stock and the local water:
- Fill and flush valve wear in older Toto Drakes. La Verne’s flat central grid is full of 1950s-to-1970s ranch homes with marginal supply pressure and mineral-heavy water. That combination shortens valve life and causes phantom running toilets, a problem we fix with OEM Toto parts rather than generic replacements that fail again in a year.
- Wax ring and flange failures on remodels. When a new Toto replaces a decades-old toilet over a corroded cast-iron flange in a mid-century ranch bath, the flange often crumbles the moment we unbolt the old fixture. This is a leading cause of ceiling leaks below, and we address it structurally, not with a second wax ring stacked on top of the first.
- Washlet seat electronics and supply-line issues. La Verne’s hard water scales up bidet wands and clogs inlet filters faster than most owners expect. We’ve also seen GFCI tripping on older ungrounded bath circuits, a problem that requires an electrician’s hand before the seat will run reliably.
- Skirted-model installation on out-of-level floors. The Toto Vespin II and similar skirted bowls rock or seal poorly when the subfloor in an older La Verne bath is out of plane. We level the floor or use the proper mounting system rather than shimming the bowl and hoping.
- Supply-line re-plumbing for one-piece models. The Eco Ultramax’s footprint and supply location often don’t match the rough-in left by a 1960s two-piece. We re-plumb the supply cleanly rather than stretching a flex line into a kink.
Toto Service in La Verne: What Local Conditions Mean for Your Equipment
La Verne is a foothills town at the base of the San Gabriels, and much of its buildable land was taken by mid-century single-family homes decades ago. That means new subdivision construction is nearly nonexistent here, and Toto work almost always happens inside a remodel, addition, or ADU conversion on an existing lot rather than on fresh rough-in plumbing. On the flat central grid north of the University of La Verne, we’re regularly pulling old toilets off corroded cast-iron flanges and re-plumbing supply lines to fit a new Toto, not just swapping a fixture. On the foothill streets north of Foothill Blvd, sloped lots and mature oak canopies add another layer, because any bath addition up there may require hillside grading, retaining walls, or tree-protection measures before a single Toto box gets opened. A flat-lot contractor handling Toto in Pomona never has to plan for that. We do.
We also deal with the Santa Ana wind season and intense summer heat, which dictates when we schedule interior finish work. Setting tile and grout around a new Toto in a south-facing bath addition when it’s 105 degrees outside requires managing cure times and hydration, and we plan around it.
Toto Models & Products We Service in La Verne
Our Toto sales & service experience covers the model lines most common in La Verne homes: the Drake two-piece CST7 series, the Eco Ultramax one-piece, the Vespin II skirted two-piece, and the Washlet S350e and C-series seats. We stock or can quickly source genuine Toto OEM fill valves, flush towers, and wax/seal kits for fast turnaround, and we use quality aftermarket parts only for non-critical trim. When a toilet is 20-plus years old with a cracked bowl or a failed flange mount, we tell owners plainly that replacement beats repeated repair. Toto parts aren’t cheap, and we won’t sell a repair we know won’t hold.
As a full-scope general contractor, we also handle the work that surrounds a Toto installation: full bathroom remodeling, tub-to-shower conversion, tile and fixture work, and the electrical and subfloor repairs that older La Verne baths always seem to need once the walls come open.

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AfterToto Service Pricing in La Verne
Here are the project price ranges we quote in La Verne. These are line-item, written estimates, not vague ballpark numbers, and the range depends on the age of the plumbing, the condition of the subfloor, and the finish level you choose:
| Project | Price Range |
|---|---|
| Bathroom Remodel | $9,000 – $28,000 |
| Small Bathroom Remodel | $5,000 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Bathroom Vanity Installation | $800 – $3,000 |
Every free estimate includes a written scope of work and a fixed price. No change orders on us changing our mind mid-job. If you want an exact number for your Toto project in La Verne, call (855) 600-3192 and we’ll walk the job with you.
Serving La Verne, CA — Our Local Coverage Area
We’re based in the La Verne area and know this community well, with experience extending to Toto service in Montclair. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Toto Construction in La Verne
Yes, we do it regularly. We cut out the corroded cast-iron section, reset a new flange, and set the Toto on a proper seal. This is routine work for us in the 1950s-1970s ranch homes across La Verne’s flat central grid. Call (855) 600-3192 for a free estimate and we’ll tell you what your flange actually looks like before we quote.
Sometimes yes, sometimes no. If the bath circuit is ungrounded or undersized, the Washlet will trip the GFCI repeatedly, and no amount of resetting fixes it. We handle the electrical as part of the install, which means we’re not leaving you with a seat that works for a week and then trips. The free estimate covers the electrical scope, so call (855) 600-3192 and we’ll check it.
If the bowl and porcelain are sound, a new OEM Toto fill valve and flush tower usually stop the running for years, and that repair is straightforward. If the toilet is over 20 years old with a cracked bowl or a failed flange mount, we’ll tell you replacement is the honest call. We won’t sell a repair that won’t hold. Call (855) 600-3192 and we’ll give you a straight answer after seeing the fixture.
La Verne’s hard water scales the bidet wand and clogs the inlet filters faster than in cities with softer supply. We install and service Washlet units with attention to filter access and descaling intervals, and we recommend the right maintenance schedule for this specific water. Call (855) 600-3192 if your Washlet has weak spray or a clogged inlet.
Yes. We level the subfloor or use the proper mounting system for skirted bowls like the Vespin II, and we set the vanity level with shims hidden behind the toe kick. We don’t shim the toilet bowl itself and hope the wax ring holds. For an exact assessment, call (855) 600-3192.
Service Areas Near La Verne
We serve La Verne and the surrounding Inland Empire communities including Colton, Bloomington, San Antonio Heights, Loma Linda, and Redlands. For Toto work east of here, see Toto service in Riverside or Toto service in Moreno Valley.
Book Your Toto Service in La Verne Today
Whether it’s a single Toto Drake replacement or a full bathroom remodel with a Washlet, we’re ready to put a written, fixed-price estimate in your hand. Call (855) 600-3192 to schedule your free estimate in La Verne or for Toto in Upland.
Written by Ruben Montoya, Owner at Stallion Contractors, serving La Verne and the Inland Empire. Good work doesn’t need a sales pitch – it needs the right materials and someone who knows what they’re doing.