A Penhallow company - serving San Jose, CA
A remodeled primary bathroom with a soaking tub and a walk-in shower
Toto · San Jose, CA

Toto Construction in San Jose, CA

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A freestanding soaking tub in a remodeled primary bathroom
A walk-in shower with large-format tile and a built-in niche
A remodeled hall bathroom with subway tile and a floating vanity
A remodeled hall bathroom with patterned floor tile and painted walls
A low-threshold walk-in shower with a bench and grab bar
A galley kitchen opened up to the dining room with a new peninsula
A remodeled family room with new windows and a window seat
A wide opening with a new beam where the kitchen wall was removed
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Toto Construction in San Jose, CA | Penhallow Remodeling San Jose

We provide independent Toto service across San Jose for toilets, Washlet seats, in-wall carrier systems, and Bathroom Remodeling in San Jose that centers on Toto fixtures. What makes our Toto work here different is simple: we know how San Jose’s specific housing stock, especially Eichler homes and 1950s ranch-style slabs, interacts with Toto’s precise Japanese engineering. Trevor Nash and our crew have spent years pulling failed wax rings off settled slabs in Willow Glen and retrofitting Washlets into bathrooms with 14-inch rough-ins that other contractors walk away from. If you need Toto construction service in San Jose, call (669) 274-2362 and tell us what the fixture is doing, and we’ll tell you what it’ll take to fix it.

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Why San Jose Residents Choose Us for Toto Service

A remodeled primary bathroom with a soaking tub and walk-in shower

Most San Jose homeowners who call us have already had a handyman or a San Jose General Contractor take a swing at their Toto and leave it worse. Toto fixtures are not forgiving to guesswork. The Drake’s G-Max flush system, the Ultramax II’s tornado flush, the Washlet C5’s electronic wand assembly, these are precision assemblies. A half-turn too tight on a fill valve diaphragm or the wrong aftermarket gasket and you’ve created a slow leak that hides until the drywall stains or the slab shows a hairline crack. Our crews work on Toto equipment every week, not occasionally. We reference the brand’s own installation specs and keep genuine Toto OEM parts stocked for the models most common in San Jose homes. We also respect the older houses. Many of our Toto jobs happen in bathrooms where the original rough-in was framed for a 1980s round bowl, and the homeowner wants a modern skirted Drake that needs a specific offset. Trevor grew up around construction in Los Angeles, trained formally at Los Angeles Trade-Technical College, and ran a stretch of kitchen and bath gut-jobs in San Jose’s Willow Glen neighborhood that he still points to as some of his cleanest finish work. He writes the scope down, prices it, and hands it to you before a tool leaves the truck. That’s how every Toto job in San Jose starts.

We’re an independent Toto service provider. We are not affiliated with Toto, not an authorized Toto dealer, and we don’t present ourselves that way. We buy OEM parts through proper supply channels and install them to Toto’s published specifications. That independence means we recommend what’s right for your house, not what a franchise agreement tells us to sell. If you’d like to see Toto sales & service options from a crew that treats your Eichler or ranch the way Toto treats its ceramics, that’s us.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Common Toto Construction Problems We Solve in San Jose

  • Washlet wand blockage from San Jose hard water. The C5’s wand nozzles and inlet filter crust over with mineral scale faster here than in most Bay Area cities. After two to three years, the spray weakens to a dribble or stops entirely. We descale the wand assembly, replace the inlet filter with a Toto OEM part, and test the full spray pattern before we leave.
  • Staccato water hammer on older Drake fill valves. The CST744EL Drake’s fill valve diaphragm hardens in the warm, dry attic and wall spaces of 1950s ranch homes, and when it fails, it sounds like someone tapping a hammer against the wall every time the tank refills. We replace the diaphragm or the full fill valve, set the water level to spec, and the noise is gone.
  • Rocking Toto bowls after heavy winter rains. San Jose sits on expansive Adobe clay that swells in wet winters and shrinks during our long dry summers. That movement cracks the wax ring seal under a skirted Toto, and the bowl starts rocking. We fix this with a stainless repair flange and waxless seal, not another gob of wax that’ll fail next season.
  • Galvanic corrosion on Toto in-wall carriers in Eichler-style homes. Open-beam Eichler ceilings let dry, heated air reach the CT725C in-wall carrier’s powder coat, which flakes and exposes the brass bolts to corrosion. We replace the carrier hardware, re-torque to spec, and address any wall moisture issue before closing the wall back up.
  • Radiant-slab restrictions on toilet flange relocation. In Fairglen and other Eichler tracts, the radiant-heated concrete slab makes moving a toilet flange expensive and risky. The standard 12-inch rough-in Toto Drake becomes the default choice over a 10-inch Neorest because it fits the existing flange without chipping into the slab. We check for in-slab copper supply lines before drilling any new mounting holes.

Toto Service in San Jose: What Local Conditions Mean for Your Equipment

Here’s the thing most Toto pages won’t tell you about San Jose specifically. San Jose has one of the largest concentrations of Eichler homes in the country, about 1,000 of them in the Fairglen tract alone. Those homes were built with radiant-heated concrete slabs, and the copper supply lines run inside the slab itself. That means any Toto installation that requires drilling new flange mounting holes or relocating a rough-in can hit a copper line and flood the slab before you know it. Our installers check the slab layout and mark potential copper line paths before we drill. It’s a step we learned the hard way years ago, and it’s now standard on every San Jose job. The same radiant slab restricts toilet flange movement, which makes the 12-inch rough-in Drake the right choice for most Eichler hall baths, where a 10-inch Neorest would fight the existing geometry. Add in San Jose’s expansive Adobe clay, which swells and shrinks with the seasons and cracks base seals, and you start to see why a generic “Toto repair” call from a contractor who doesn’t know Fairglen from Berryessa is a gamble. We don’t gamble with your slab or your copper.

Toto Models & Products We Service in San Jose

We service the full range of Toto residential fixtures, but most of our San Jose calls involve four workhorses: the Drake (CST744EL), the Ultramax II (MS604114CEFG), the Washlet C5 (SW3084), and the Neorest RH (MS992CUMFG). We stock OEM parts for these models, fill valves, waxless seals, Washlet wands, ceramic cartridges, tank gaskets, and seat hinges, so most repairs happen in one visit. Aftermarket parts rarely match Toto’s tolerances and can shorten the fixture’s real lifespan. For cosmetic or accessory parts, we use Toto’s own aftermarket kits. We’ll only recommend replacement when the ceramic bowl shows microfractures or the Washlet main board is shot. A cracked Toto bowl is not repairable regardless of what a patching kit claims, and we’ll tell you that plainly.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Toto Service Pricing in San Jose

A powder room with botanical wallpaper and a stone sink

Here’s what Toto-related work costs in San Jose. These are the numbers we quote most weeks, and they include materials, labor, and our written guarantee.

Service Price Range
Washlet C5 installation with Toto Drake toilet $10,620 – $33,040
Tub-to-shower conversion with Toto in-wall carrier $4,130 – $11,800
Bathroom vanity installation with Toto vessel sink $945 – $3,540

Your price depends on three things: the rough-in condition, whether the slab has settled, and whether we’re pulling an old toilet and discovering what the previous contractor left behind. A straight replacement on a level flange runs at the lower end. An Eichler with a settled slab and in-slab copper lines runs higher. Every estimate is written and fixed before work starts. The number we hand you on day one is the number on the invoice. Call (669) 274-2362 and we’ll come look.

Serving San Jose, CA - Our Local Coverage Area

We’re based in the San Jose 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 San Jose

Service Areas Near San Jose

We run Toto service calls throughout San Jose and into the surrounding cities. If you’re in Santa Clara, check Toto service in Santa Clara for specific details. Mountain View homeowners can find us at Toto service in Mountain View. We also cover Los Gatos, Cupertino, and Los Altos. For the broad listing, see our San Jose service area page.

Book Your Toto Service in San Jose Today

Call Penhallow Remodeling San Jose at (669) 274-2362. Trevor or one of our uniformed techs will answer. We’ll schedule a walk-through, hand you a written price, and stand behind it with our 365-Day Done Right Promise.

Written by Trevor Nash, Owner at Penhallow Remodeling San Jose, serving San Jose since 2004.

Ideas for every room in the house

Built-ins, window seats, family rooms and staircases: the changes that make a whole house work better.

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Getting started with Penhallow in San Jose

Every project starts with a conversation and a written price. Here is how to take the first step.

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Your San Jose team

A local crew that works across San Jose and the towns around it, to the same written standard as every Penhallow location.

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What we promise on every job, written down, with the terms spelled out before any work starts.

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