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
Toto Construction in Gilroy, CA | Millwright Builders
We provide independent Toto installation, repair, and General Contractor – Gilroy full bathroom construction service across Gilroy, including 95020 and 95021. Our crews have pulled, rebuilt, and reinstalled Toto fixtures in downtown single-story homes, valley-floor custom builds, and rural ranch parcels across Gilroy. What makes our Toto work here different: we plan each install around Gilroy’s hard water, clay-heavy soils, and the split permitting track between residential and agricultural structures. Call (866) 925-0334 for a free estimate.
Why Gilroy Residents Choose Us for Toto Service
Noel Castañeda founded Millwright Builders after two decades of residential and light commercial work across the Peninsula, and he built the company around a simple idea: one contractor accountable for the whole job. For Toto work in Gilroy, that means we’re not just swapping a toilet. We’re checking the flange, the slab, the supply line, the valve, and the wall framing behind the fixture, because we’ve seen what Gilroy’s clay-heavy soils and hard water do to a bathroom over ten or fifteen years.
We stock genuine Toto OEM fill valves, flush valves, wax seals, and electronic control components for the Neorest, Washlet, Drake, and Ultramax lines. When an OEM part adds no value, we use quality aftermarket supply lines and connectors. We’re an independent Toto service provider, not manufacturer-affiliated or authorized. That independence means we repair first and recommend replacement only when the numbers say replacement makes sense. If you’re searching for Toto sales & service with a contractor who actually understands the product, we’re that shop.
Styles & brands we work with







Common Toto Construction Problems We Solve in Gilroy
- Neorest and Washlet electronics failing at the control board and seat sensor. Gilroy’s dry summer air carries agricultural dust from surrounding fields, and years of that grit combined with hard valley water take a toll on integrated bidet electronics. Units stop responding to the remote or the bidet spray runs dry. We diagnose the board before recommending a seat assembly or full unit replacement.
- Fill and flush valve seals hardening on Drake and Ultramax tanks. Gilroy’s mineral-heavy water accelerates seal degradation. Homeowners get phantom running, weak flushes, and a refill whistle that keeps them up at night. We replace with genuine Toto OEM fill and flush valves, not universal kits that fight the fixture.
- Wax ring and closet flange failures on older downtown single-story baths. Clay-heavy seasonal expansive soils shift the slab under older Gilroy homes. The toilet rock becomes a slow leak, and by the time you notice, the subfloor’s soft. We reset flanges, replace subfloor where needed, and use OEM wax seals.
- Bidet seat supply lines and inlet screens clogging with sediment. Mineral and sediment buildup from Gilroy water chokes the inlet screen until spray pressure drops to a dribble. We clear or replace the screen and swap the supply line before it blows.
- Tank bolts and gaskets weeping at the base after winter rain-driven humidity cycles. Gilroy swings from hot, dry summers to wet winters, and the expansion and contraction works on gaskets. We see weeping at the tank-to-bowl junction on fixtures that have never been serviced. Usually it’s a gasket set and bolt replacement, not a new toilet.
Toto Service in Gilroy: What Local Conditions Mean for Your Equipment
Here’s the thing about Gilroy that most service pages miss: on the rural parcels east and west of town, agricultural outbuildings and shops are permitted under different code thresholds than the house. A Toto install in a shop bath or a barn-side washroom gets planned and inspected on a separate track from the main residence. That split barely exists in the suburban cities north of us, but in Gilroy it shapes every ag-parcel bathroom we build, unlike our Morgan Hill Toto service area. It affects rough-in requirements, fixture placement, drainage, and which inspector shows up. If you’ve got a Toto going into a ranch shop or ag outbuilding, the project plan looks different than a downtown bathroom remodel, and we handle that difference without you having to learn it the hard way.
Toto Models & Products We Service in Gilroy
We service the Toto Neorest integrated smart toilet line, including tankless units with integrated bidet seats. We work on Washlet seat systems from the S550e and C5 series down to entry-level electronic bidet seats. We install and repair Drake and Ultramax gravity toilets, both one-piece and two-piece. For commercial and high-use residential flush-valve fixtures, we handle EcoPower and Standard lines. Because we cover the full Gilroy service area, we keep common OEM parts on hand for fast turnaround: fill valves, flush valves, wax seals, bidet inlet screens, and supply lines.
When a job calls for it, we fold Toto fixture work into broader remodeling scope. Full Bathroom Remodeling, Walk-In Shower Installation, and Bathroom Vanity Installation are all standard scope for us. If your bathroom is getting a Toto fixture upgrade, the surrounding tile, shower, and vanity work can happen under the same contract.
See the difference
Before
After
Before
After
Before
AfterToto Service Pricing in Gilroy
Toto service pricing in Gilroy depends on what you’re tackling: a simple valve replacement runs toward the lower end, while a full bathroom build with a Neorest install sits at the top. The table below gives honest ranges we’ve calibrated from recent projects across Gilroy’s downtown and valley-floor stock. A free estimate includes a site visit, fixture inspection, and a written line-item quote. No change orders, no surprises.
| Service | Price Range |
|---|---|
| Full Bathroom Remodeling | $9000 – $28000 |
| Walk-In Shower Installation | $4500 – $12000 |
| Tub-to-Shower Conversion | $3500 – $10000 |
| Shower Replacement | $3000 – $8500 |
| Bathroom Vanity Installation | $800 – $3000 |
| Small Bathroom Remodel | $5000 – $12000 |
What drives the cost? Whether we’re repairing or replacing, whether the flange and subfloor need work, and whether you’re adding electrical for a Neorest or Washlet. Call (866) 925-0334 for an exact number.
Serving Gilroy, CA — Our Local Coverage Area
We’re based in the Gilroy area and know this community well, and we also offer San Martin Toto service nearby. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Toto Construction in Gilroy
No. Millwright Builders is an independent Toto service provider. We are not authorized, sponsored, or endorsed by Toto. We carry genuine Toto OEM parts where the part matters, and we service the product line because we’ve built enough Toto fixtures into Gilroy bathrooms to know how they perform here.
Yes, where the part is available and where it matters. We use genuine Toto OEM fill valves, flush valves, wax seals, and electronic control components. We only use quality aftermarket supply lines and connectors where OEM adds no value. Call (866) 925-0334 and we’ll explain the parts plan for your specific fixture.
A valve or bidet seat repair typically takes under two hours on site. A full toilet replacement with flange work usually runs a half day unless the subfloor is compromised. Full bathroom builds with Toto fixtures run longer and we’ll give you a schedule with the estimate.
We service Neorest integrated toilets, Washlet bidet seats including S550e and C5 series, Drake and Ultramax gravity toilets, and EcoPower or Standard flush-valve fixtures. If you’re unsure what you have, call (866) 925-0334 and describe it. We’ll tell you what we can do.
Yes, and we plan it on the ag-permitting track from day one. Gilroy’s ag outbuildings and shops are permitted under different code thresholds than the main house, so the rough-in, fixture placement, drainage, and inspection path differ from a residential bathroom. We handle both. Call (866) 925-0334 and we’ll walk the site with you.
Service Areas Near Gilroy
We work throughout Gilroy and surrounding communities. If your property sits on the valley floor, in the foothills, or on a rural parcel outside town, we’ll come take a look. We also serve neighbors searching for Toto service in Las Lomas and Toto service in Aromas.
Book Your Toto Service in Gilroy Today
If your Toto is running, rocking, leaking, or sputtering in a Gilroy bathroom or ag shop, call (866) 925-0334. Estimates are free, and we’ll tell you straight whether it’s a repair or a replacement.
Written by Noel Castañeda, Owner at Millwright Builders, serving Gilroy and the South Bay.