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Toto Construction in Millbrae, CA | Milpitas Construction
We provide independent Toto sales, installation, and repair across Millbrae, CA, with a focus on Drake, Ultramax, and WASHLET-equipped bathrooms. The one thing that makes our Toto work here different is knowing that Millbrae’s flat bay-side tracts and steep west-side hills demand different flange and subfloor approaches, sometimes on the very same job. We’ve set and serviced hundreds of Peninsula Toto toilets and bidets, and we stock OEM parts for fast local turnaround. Call (877) 752-4194 for a free estimate.
Why Millbrae Residents Choose Us for Toto Service
Ken Stafford, our owner, got his start in construction technology at Evergreen Valley College before spending two-plus decades working Bay Area soil shifts and seismic quirks into every remodel he touches. That background matters for a Toto install, because a toilet that isn’t hugged tight to a stable flange on a Millbrae crawlspace will ghost-flush, weep, and eventually rot the subfloor out from under you. We’re an independent contractor, not manufacturer-affiliated or authorized, which means our recommendations are driven by what actually holds up on a Pacific-facing bathroom wall, not a brand rep’s talking points. We keep genuine Toto OEM fill valves, flush towers, and gaskets in inventory so a Drake rebuild in Broadway or Mills Estates doesn’t wait on a parts shipment. From the roofline to the kitchen counter, one contractor, one conversation, and the same accountability applies to your bathroom fixtures. Our full-scope service area covers all of Millbrae service area.
Styles & brands we work with







Common Toto Construction Problems We Solve in Millbrae
- Ghost flushing on Drake models. The 3-inch flush tower and fill valve gasket on the Drake’s CST744 series wear down and let water trickle from tank to bowl, which then refills on its own in the middle of the night. Homeowners on the fog-exposed west side of Millbrae hear this more often because the cooler, damp air accelerates rubber gasket degradation.
- WASHLET seats failing from moisture. Millbrae’s fog-season humidity and the moist air in older bay-side bathrooms corrode the bidet control board and clog wand nozzles with mineral buildup. We see this most in unventilated hall baths in 1950s tract homes where the original exhaust fan is long gone.
- Flange and wax seal failures on flat lots. The high water table under Broadway and Mills Estates pushes damp air into crawlspaces, and that moisture rots closet flanges and softens wax rings until the toilet rocks. A rocking toilet then cracks the seal entirely, and water seeps into the subfloor around the flange.
- One-piece Ultramax tank-to-bowl gaskets weeping. These one-piece bowls are great, but after years of thermal cycling between Millbrae’s mild but damp winters and dry summers, the internal tank gasket can develop a slow leak that nobody notices until bathroom tile starts lifting at the grout lines.
- Weak flushes that can’t clear a low-flow bowl. A worn fill valve means the tank never fully refills to its designed pressure, so low-flow Eco bowls simply don’t have enough water volume to clear waste. We trace that back to a degraded fill valve gasket or a partially blocked inlet screen.
Toto Service in Millbrae: What Local Conditions Mean for Your Equipment
Here’s the thing about Millbrae a generic Toto service page will never tell you: the flat bay-side tracts like Broadway and Mills Estates sit on a high water table, while the west-side hillside lots drain differently. That split means a Toto install here lives or dies on how the flange and subfloor handle crawlspace moisture, which is a slope-specific problem you don’t get uniformly across the 94030 ZIP. On a 1950s Broadway-area tract home, our crew pulled a Drake that was ghost-flushing and traced it to a worn fill valve plus a rotted closet flange sitting in a damp crawlspace. We reset the toilet on a new flange and wax seal over repaired subfloor, swapped in an OEM fill valve and flush tower, and handed the owner a silent, full-strength flush. If we’d just swapped the valve and walked away, that toilet would have been rocking again within a season. Build it right the first time, the Bay Area doesn’t give you a free pass on shortcuts.
Toto Models & Products We Service in Millbrae
We install, set, and repair the Toto Drake (CST744 series two-piece), the Eco Ultramax one-piece, the Ultramax II, and full Washlet / WASHLET+ electronic bidet configurations, most often as part of a bathroom remodel or walk-in shower project. Our parts philosophy is straightforward: genuine Toto OEM fill valves, flush towers, and gaskets, because the tolerances on Eco-series and one-piece bowls are tight enough that cheap aftermarket parts cause repeat callbacks. When a bowl is sound and only the valve or seal has failed, we repair. When porcelain is cracked or a one-piece tank is compromised, we replace, and we’ll tell you which route is worth your money before any work starts. For broader Toto support, see our main Toto sales & service page.
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AfterToto Service Pricing in Millbrae
Toto-specific repair work, like a fill valve and flush tower replacement, usually runs a few hundred dollars with OEM parts included. When the job expands into full bathroom construction, pricing follows the remodel scope, not the fixture choice. Here are the line items that cover most Toto bathroom work in Millbrae:
| Service | Price Range |
|---|---|
| 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 |
What drives the final number is subfloor condition, whether we’re tying into existing drain lines or relocating them, and how much tile work the project requires. Every estimate is free and written as a line-item quote, so you know exactly what’s going into your home. Call (877) 752-4194 to schedule yours.
Serving Millbrae, CA — Our Local Coverage Area
We’re based in the Millbrae 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 Millbrae
The flat bay-side tracts of Millbrae, Broadway and Mills Estates especially, sit on a high water table that keeps crawlspaces damp and rots closet flanges, which means a Toto install there needs a subfloor inspection and often a flange replacement before the toilet goes down. West-side hillside lots drain better below grade but bring their own slope-stability review if the bathroom sits over a deck or cantilevered addition. Either way, we check the flange first. Call (877) 752-4194 and we’ll take a look before you buy anything.
No, Milpitas Construction is an independent general contractor and is not authorized, sponsored, or endorsed by Toto. That independence means we specify OEM parts because they’re the right call for durability, not because a manufacturer agreement requires it.
We use genuine Toto OEM fill valves, flush towers, and gaskets on every repair. The tolerances on Eco-series and one-piece bowls are tight enough that aftermarket parts create repeat callbacks, and repeat callbacks are the one thing we won’t hand a Millbrae homeowner.
We service the Drake CST744 series two-piece, the Eco Ultramax one-piece, the Ultramax II, and the full Washlet / WASHLET+ electronic bidet seat line. Parts for these models are stocked locally, so most repairs happen in one visit.
A standard fill valve and flush tower replacement runs a few hundred dollars including OEM parts. If the flange or subfloor needs repair, the cost rises based on what’s under the toilet, which in Millbrae’s bay-side crawlspaces is sometimes a lot more than people expect. Call (877) 752-4194 for an exact quote, estimates are free.
Service Areas Near Millbrae
We also cover Marin City, San Juan Bautista, Castroville, Prunedale, Silver Lakes, and Piñon Hills. For clients on the coast or over the hill, see Toto service in Bonny Doon and Toto service in Pasatiempo.
Book Your Toto Service in Millbrae Today
Call (877) 752-4194 to schedule a free Toto service estimate in Millbrae. We’ll check the flange, spec the right OEM parts, and give you a written price before any work starts.
Written by Ken Stafford, Owner at Milpitas Construction, serving Millbrae with independent Toto service and full-scope remodeling.