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Toto Construction in Chino, CA | Pinecrest Contractors
We provide independent Toto service across Chino, from the 1950s ranch homes in 91710 to the master-planned villages of 91708, and we also handle Toto repair in Ontario. We’re not a Toto-authorized shop, and we tell every homeowner that up front. What we are is a general contractor that has pulled, reset, and rebuilt enough Toto Drakes, Ultramaxes, and Neorests in Chino’s two very different housing stocks to know exactly how these fixtures age in Inland Empire water. Call (855) 702-1622 for a straight read on your Toto fixture.

Why Chino Residents Choose Us for Toto Service
Gil Rourke grew up off Murrieta Hot Springs Road and learned the fundamentals at Palomar College’s construction technology program before spending years running every phase of residential builds across the Temecula Valley. That background means we approach a Toto fixture the way we approach any other building system: as part of the whole house, not an isolated swap, whether it’s here or for our Toto in Montclair customers. When a Chino homeowner calls us about a rocking Ultramax on a slab floor, we’re already thinking about the cast-iron stub under it and whether the adjacent shower pan is next.
We stock OEM Toto fill valves, flappers, and Washlet components for the model lines Chino actually has. That matters because aftermarket internals are the fastest way to turn a Drake into a repeat call. We’d rather tell you the part costs a little more and lasts, than sell you a repair that fails in eight months.
We also work across the full bathroom, so if your Toto issue is really a bigger remodel in disguise, we can handle both under one contract. Toto sales & service is what we do weekly, but we’re a full-scope contractor, not a specialty shop that hands you a vendor list for everything else.
Styles & brands we work with







Common Toto Construction Problems We Solve in Chino
- Scale and mineral buildup in fill valves and flappers on older Drakes. Chino’s semi-arid, mineral-heavy supply accelerates this faster than coastal cities see. The symptom is weak or ghost flushes long before the ceramic bowl is done. We replace with OEM Toto internals, not generic aftermarket parts that fit loosely and leak.
- Corroded or loose closet flanges on slab-on-grade 91710 ranch homes. Original 1950s-70s cast-iron drain stubs have shifted over decades, and the toilet rocks or seeps at the base. This is a construction repair, not a toilet repair. We reset the flange correctly and level the bowl.
- Washlet inlet screens and nozzles clogging on sediment. Units now 10-15 years old in the 2000s-2020s 91708 builds are hitting this hard. Clogged screens starve the pump, and nozzles spray unevenly. Failed seat control boards and lid hinges on aging Washlets are also common.
- One-piece Ultramax fill and flush tower assemblies wearing out. When the tower no longer holds the tank level, the toilet short-cycles and runs constantly. We see this in homes where the fixture is original to the build, especially in 91708 production housing from the mid-2000s.
- Dual-flush Aquia and Vespin flush valve gaskets breaking down. The rubber degrades, the water level drops, and the flush gets weak. Homeowners often mistake it for a clog. It’s almost always the gasket and the flush valve seal.
Toto Service in Chino: What Local Conditions Mean for Your Equipment
Chino’s construction market is split in two. In the historic 91710 core, mid-century tract and ranch homes sit on slab foundations with original cast-iron drain lines that have been in the ground since Eisenhower was president. Those stubs shift, corrode, and eventually move just enough that a toilet flange loses its seal. When we pull an original Toto Ultramax in one of these homes, we expect the flange to need work. It’s not a surprise, it’s the job. In the 91708 planned communities like The Preserve and Harvest, the houses are newer but the water is the same Chino water, and the HOA architectural review process applies to almost every alteration. A bathroom remodel that changes a Toto fixture, vent, or window often has to clear HOA design guidelines and city review before the permit is even issued, while a nearly identical job in a 91710 mid-century home can move on a routine city permit same week. The approval path, not the plumbing, sets the schedule. Homeowners who understand that early spend less time waiting and less money on change orders.
On a mid-century ranch in the 91710 core, a homeowner’s original Toto Ultramax had started short-cycling and the base was rocking on a shifted cast-iron flange under the slab. Our crew pulled the fixture, repaired and re-set the flange, replaced the OEM fill valve and wax ring, and reset the bowl level. The same visit we flagged the failing galvanized stub feeding the nearby tub-to-shower conversion so both could be handled under one scope. The right material in the right place – that’s where the job starts.
Toto Models & Products We Service in Chino
We service the Toto lines that actually show up in Chino homes. That starts with the Drake family: Eco Drake, Drake II, and original Drake two-piece models from the 1990s and 2000s. The one-piece Ultramax and Ultramax II are everywhere in 91708 production builds and in 91710 remodels from the last fifteen years. We also work on Vespin and Aquia dual-flush models, plus the full range of Washlet bidet seats and Neorest integrated units.
Our parts approach is simple: OEM Toto fill valves, flappers, flush towers, and Washlet components on anything still in active service life. We keep the common parts stocked for fast Chino turnaround. When a bowl is scaled beyond recovery, cracked, or the trap is compromised, we say so plainly and quote replacement rather than selling a repair that won’t hold.
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AfterToto Service Pricing in Chino
What you’ll pay depends on whether we’re servicing the fixture or rebuilding the bathroom around it. A straightforward Toto repair typically falls between $200 and $600 with OEM parts. When the work expands into a remodel, these are the ranges we quote in Chino:
| Scope | 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 |
| Shower Replacement | $3,000 – $8,500 |
| Bathroom Vanity Installation | $800 – $3,000 |
A free estimate means we come out, look at the fixture, look at what’s around it, and give you a written line-item quote. Fixed pricing, no change orders unless the scope actually changes. Call (855) 702-1622 to schedule yours.
Serving Chino, CA — Our Local Coverage Area
We’re based in the Chino area and know this community well, and we also provide Toto in Eastvale. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Toto Construction in Chino
Yes, in most cases. The Preserve and other 91708 master-planned villages require HOA architectural review and often city design guideline approval for any bathroom remodel that changes a fixture, vent, or window, similar to what we see with Toto repair in Los Serranos. The toilet itself is usually the easy part. The approval path is what takes time. Call (855) 702-1622 and we’ll tell you exactly which path your job sits on before you spend a dime.
In most cases, repair the flange and the internals, keep the fixture. The Ultramax is a well-built one-piece, and the ceramic is rarely the problem. The rocking points to a shifted cast-iron drain stub under the slab, and the running is usually the flush tower assembly. We repair the flange, replace the OEM internals, and reset the bowl level. If the trap is cracked or the bowl is deeply scaled, we’ll tell you and quote a replacement. Call (855) 702-1622 for an exact read.
Yes. We do full bathroom remodels and tub-to-shower conversions in Chino all the time, and we keep the existing Toto fixture where it’s still in good shape. We’ll pull the toilet to protect it during demo, reset it on a new flange and wax ring after the shower work is done, and replace any worn internals while it’s out. One scope, one contractor.
Chino’s water is hard and carries more mineral sediment than what homeowners in coastal cities deal with. The Washlet inlet screen catches that sediment, but over time it packs up and starves the pump. The nozzles scale up too. We clean the inlet screen, descale the nozzle assembly, and replace the screen when it’s beyond cleaning. On units 10-15 years old, we also check the seat control board and lid hinges. Call (855) 702-1622 and we’ll get it sorted.
No, and we’re upfront about that. Pinecrest Contractors is an independent general contractor in Chino. We are not authorized, sponsored, or warranty-backed by Toto. What we offer is weekly hands-on experience with Toto Drakes, Ultramaxes, Washlets, and Neorests in Chino’s specific housing stock, plus OEM parts and straight answers about repair versus replace.
Service Areas Near Chino
We run Toto service calls throughout Chino, and we also work in the surrounding Inland Empire communities. That includes Murrieta, Murrieta Hot Springs, Wildomar, Temecula, Sedco Hills, and Lakeland Village. For Toto work in those areas, see Toto service in Muscoy or Toto service in Palm Springs. If you’re in Chino service area, call us directly.
Book Your Toto Service in Chino Today
If your Toto fixture is running, rocking, or leaking in Chino, call (855) 702-1622. We’ll schedule a free estimate, look at the fixture and what’s around it, and give you a straight answer on repair versus replace. Written line-item quote, fixed pricing, no games.
Written by Gil Rourke, Owner at Pinecrest Contractors, serving Chino and the Inland Empire.