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Toto Construction in Garnet, CA | Square One Builders
We provide independent Toto service across Garnet, from full bathroom remodels built around Toto fixtures to tub-to-shower conversions and repair work on existing installs. The one thing that makes our Toto work different here: we know what Garnet’s private well water, high-desert heat, and slab-built ranch homes do to these fixtures over time. Call (877) 688-9930 for a free estimate. We’re an independent contractor, not a Toto-authorized or sponsored dealer. We’re Toto sales & service specialists with years of hands-on install and repair experience in the high desert, and we spec OEM parts where it matters.

Why Garnet Residents Choose Us for Toto Service
Our crew has installed, reset, and repaired Toto fixtures across the high desert for years, from entry-level Drake toilets to wall-hung Neorest bidet seats, so we know how these products behave under Garnet’s sun, dust, and hard water. Brent Calloway, our owner and General Contractor – Garnet, learned the fundamentals of plumbing and finish work decades ago and has kept the same standard since: if a part touches water or electronics, it gets genuine Toto OEM. That matters more in Garnet than in most places, because the water here is unforgiving.
We’re a full-scope general contractor, which means we don’t just swap a toilet and leave. We look at the supply line, the shutoff valve, the slab condition, and whether a soft-water tie-in makes sense before we install a fixture that’ll fight the same mineral load that killed the last one. One contractor, every system. Your remodel, fully managed.
Styles & brands we work with







Common Toto Construction Problems We Solve in Garnet
- Scale-clogged fill valves from well water. Garnet homes pull from private wells more often than not, and that water carries calcium and magnesium that accumulate inside the 528T and TSU-series fill valves. The toilet either runs constantly or fills so slowly the flush loses power. We replace with OEM fill valves and, where it makes sense, add a point-of-use filter upstream.
- Washlet and Neorest control boards failing early. Garnet’s dry, gritty air is hard on electronics. Dust drawn into the seat housing settles on circuit boards, and mineral scale from evaporated water shorts connections. We see S550e and C100 seats die years before they should. We source OEM Washlet boards and seat harnesses rather than gambling on aftermarket electronics.
- Wax ring and flange seals weeping on slab floors. Most Garnet homes are older block-and-stucco ranch builds on concrete slabs. Seasonal ground movement from flash-flood moisture and dry-season contraction compresses wax rings, and eventually water seeps onto the slab. Homeowners smell it before they see it. We pull the fixture, inspect the flange, and set a new OEM wax ring with proper shimming.
- Supply hoses dry-cracking in the heat. Bidet seat supply hoses and connectors routed near south-facing walls bake in Garnet’s intense UV. The plastic gets brittle, cracks, and leaks behind the toilet. We replace with stainless-braided lines and route them away from hot wall cavities where possible.
- Flush valves sticking from mineral film. The TSU-series flush valves in Drake and Ultramax II models develop a mineral film that stops the flapper from seating fully. It’s a slow leak, often unnoticed until the water bill climbs. We clean or replace with OEM flappers and flush assemblies, and we can talk through whether a soft-water tie-in is worth the cost on your well.
Toto Service in Garnet: What Local Conditions Mean for Your Equipment
Here’s the reality that doesn’t show up on a generic Toto page: Garnet sits on large rural lots served largely by private wells and septic, so Toto toilets and bidet seats here see harder, more mineral-laden water than Palm Springs Toto service customers. That’s why scale-related fill-valve and Washlet failures dominate our Toto calls from Garnet, not the mechanical failures you’d see in a city with treated water. We routinely plan soft-water tie-ins or point-of-use filtration into bathroom remodels so a new Toto fixture isn’t fighting the same water that killed the old one. On a half-acre lot off the Whitewater wash side of Garnet, we replaced a failing Ultramax II in a 1970s block ranch home where the well water had scaled the fill valve solid and the wax seal had started weeping onto the slab. We set a new OEM fill valve and wax ring, then tied the supply to a filter the owner added during a tub-to-shower conversion in the same bath, and the fixture has run clean since.
Brent Calloway grew up in the Midway City pocket of Orange County, spent time learning framing, concrete, and finish work through Golden West College’s Construction Technology program, and has carried that same careful approach out here to Garnet and the surrounding desert, including Morongo Valley Toto service. Start from square one, build it right.
Toto Models & Products We Service in Garnet
We work on the full Toto line you’re likely to find in Garnet homes. That includes two-piece Drake toilets like the CST743 and CST776, the one-piece Ultramax II, Neorest and Washlet bidet seats (S550e, C100, and older washes), and Toto EcoPower and standard lavatory faucets. When a part carries water or electronics, we specify genuine Toto OEM: fill valves, flappers, wax rings, Washlet boards, seat harnesses. Aftermarket knockoffs on Toto fill and flush assemblies fail fast, especially in mineral-heavy well water. On older fixtures, we’ll tell you straight when a rebuild is smart money and when replacement with a current Drake or Ultramax II is the better long-term call.
See the difference
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AfterToto Service Pricing in Garnet
Most Toto work in Garnet falls into a few project types, and here’s what we typically see.
| Project | Typical Range |
|---|---|
| Bathroom Remodel | $9,000 – $28,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Bathroom Vanity Installation | $800 – $3,000 |
What drives the number: whether we’re doing a simple fixture swap, a full remodel with tile and tile work, whether we’re adding a point-of-use filter or soft-water tie-in, and the condition of the existing slab and plumbing. A free estimate from us means we walk the space, check what’s behind the walls and under the fixture, and give you a written scope. Call (877) 688-9930 to schedule yours.
Serving Garnet, CA — Our Local Coverage Area
We’re based in the Garnet 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 – Toto Construction in Garnet
Wind and flood exposure in Garnet matter mostly for drainage and site grading, not the fixture itself, but they shape how we build. The Whitewater River wash and surrounding gullies carry debris flows in rare storms, so proper drainage around the bathroom’s exterior wall and slab is part of any remodel we plan. Inside, we make sure supply lines, shutoffs, and any electrical for Washlet seats are routed and sealed so flash-flood moisture or wind-driven dust can’t get to electronics. Call (877) 688-9930 and we’ll talk through what your specific lot needs.
No. We’re an independent general contractor with years of Toto install and repair experience in Garnet and the high desert. We are not authorized, sponsored, or endorsed by Toto. We spec genuine Toto OEM parts, but the relationship is ours with you, not with the manufacturer. We tell you that straight because it means we’re free to recommend what’s actually right for your house and water.
Wherever a part carries water or electronics, we use genuine Toto OEM. Fill valves, flappers, wax rings, Washlet boards, harnesses, seat connectors. Aftermarket knockoffs on Toto fill and flush assemblies fail fast in Garnet’s well water. For non-critical hardware, we may offer alternatives, but we’ll tell you before we do.
A simple fixture swap or fill-valve replacement is usually done in a few hours on site. A tub-to-shower conversion with Toto fixtures and tile runs several days depending on the condition of the slab and waterproofing needs. A full bathroom remodel with Toto fixtures typically runs one to three weeks. We’ll give you a written schedule before work starts. Call (877) 688-9930 and we’ll rough out timing for your project.
We service and install the full line you’re likely to find here: Drake two-piece models (CST743, CST776), Ultramax II one-piece toilets, Neorest and Washlet bidet seats including S550e and C100, and Toto EcoPower and standard lavatory faucets. If you have an older or uncommon Toto fixture, call (877) 688-9930 and we’ll tell you if parts are still available or if replacement makes more sense.
Most Toto bathroom remodels in Garnet land between $9,000 and $28,000 depending on scope, tile, waterproofing, and whether we’re adding filtration or soft-water tie-in. A tub-to-shower conversion with Toto fixtures runs $3,500 to $10,000. The exact number depends on what’s behind your walls and under your slab. Call (877) 688-9930 for a written estimate, free.
Service Areas Near Garnet
We serve Garnet and the surrounding high-desert communities. If you’re outside Garnet proper but nearby, we cover Garnet service area and much of the Coachella Valley, including Toto service in Desert Hot Springs and Toto service in Cathedral City. We also work with homeowners in Corona, La Verne, Montclair, Claremont, and Norco on slower schedules for larger remodel scopes.
Book Your Toto Service in Garnet Today
If you have a Toto fixture acting up in Garnet, or you’re planning a bathroom remodel built around Toto products, call (877) 688-9930 to schedule your free estimate. We’ll walk the space, check the water and slab conditions, and give you a straight answer on repair versus replacement.
Written by Brent Calloway, Owner at Square One Builders, serving Garnet and the surrounding high desert.