







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Toto Construction in Keller, TX | Sawyer Remodel Fort Worth
We provide independent Toto service across Keller, TX. We’re not manufacturer-affiliated, but our crews install, repair, and build around Toto fixtures every week. The one thing that makes our Toto work here different is that we understand Keller’s slab-on-grade homes and the cast-iron drain lines hiding beneath them. If you need a Toto toilet set level, a Washlet wired correctly, or a walk-in shower built around Toto valves, call (682) 841-6652 for a free estimate. Our Toto sales & service expertise covers installations, repairs, and full bathroom builds.
Why Keller Residents Choose Us for Toto Service

Luca Romano, Owner & Lead Remodeler at Sawyer Remodel Fort Worth, learned the trade at Los Angeles Trade-Technical College and has spent two decades swinging hammers on everything from tract homes to custom builds. His crews have worked Fort Worth for years, including tile work and framed additions near the Cultural District. But Bathroom Remodeling - Keller with Toto fixtures presents its own set of problems. Slab movement, hard water, and aging cast-iron drains all interact with high-efficiency Toto designs in ways you won’t find in a brand brochure.
That’s the real difference. We’ve pulled enough Toto Drakes and Ultramaxes out of Keller bathrooms to know what’s going on underneath. We default to OEM Toto fill valves, flappers, and Washlet boards when persistence matters. But we also use premium aftermarket wax rings and supply lines proven to withstand Keller’s slab movement. We’ll tell you honestly when a 15-year-old Drake is better replaced than re-gasketed. And we put that in writing before any work starts, as part of The Relay Visibility Guarantee: a live arrival time, photo updates before and after, and a written price before a single tool is picked up.
Styles & brands we work with







Common Toto Construction Problems We Solve in Keller
- Cracked supply and flush-valve seals from Keller’s municipal line pressure and hard water. Keller’s water supply carries enough mineral content to build scale inside Toto fill valves and flush mechanisms. We see cracked seals and slow refill times on Drakes and Ultramaxes that are only five or six years old. Replacing a fill valve with the right OEM part solves it before a leak turns into a slab issue.
- Wax ring and floor-flange failure under slab heave. Keller’s expansive clay soils shrink and swell through drought and rain cycles. That movement transfers through the slab and into your toilet flange. When the flange drops or the wax ring compresses unevenly, the toilet rocks and starts seeping at the base. We re-set flanges with stainless repair rings and jumbo wax rings designed to handle that movement.
- Washlet control-board corrosion from humidity in poorly ventilated Keller bath niches. Toto Washlets and Neorest models pack a lot of electronics into a damp environment. In Keller bathrooms without adequate ventilation, condensation gets into the control board and things stop working. We diagnose the board, replace with OEM parts when needed, and often recommend a bath fan upgrade while we’re in there.
- Mineral-clogged rim jets and siphon jets in older Toto models. Keller’s hard water leaves scale deposits that clog the rim jets on older Drakes and Guineveres, reducing flush force. During drought cycles, lower water pressure compounds the problem. Cleaning the jets helps, but on a badly scaled unit we’ll tell you when replacement makes more sense than repeated service calls.
- Cast-iron drain failure under-slab making any Toto fixture swap more involved. Many Keller homes from the 1980s and 1990s still have original cast-iron drain lines. They corrode, sag, and sometimes collapse under expansive clay. Any Toto toilet or shower swap in those homes may require under-slab drain repair or a re-pipe before the new fixture can drain properly. We inspect before we quote, so you’re not surprised mid-project.
Toto Service in Keller: What Local Conditions Mean for Your Equipment

Many Keller neighborhoods developed in the 1980s and 1990s still hide original cast-iron drain lines that corrode and sag under expansive clay. That’s a fact of life here, and it changes how any Toto fixture swap plays out. In the Hidden Lakes subdivision, our crew pulled a failing Toto Ultramax II after the homeowner reported rocking and a musty odor. The cast-iron flange had rusted through and dropped a quarter inch into the slab. We core-drilled, re-set the flange with a stainless repair ring and epoxy, then installed a new Drake II with a jumbo wax ring and shims. The flush pulls 800 grams now and the base sits dead level.
That’s the Keller reality. It’s not just swapping a toilet. It’s understanding what happened under the slab and fixing it so the new fixture actually works for the long haul.
Toto Models & Products We Service in Keller
We work on Toto Drake II (CST454CEFG) toilets with the 1.28 GPF double-cyclone flush, the one-piece Ultramax II (MS604114CEFG) with its skirted trapway, the Neorest (MS992CUMFG) with integrated Washlet and auto-flush, and the classic Guinevere (MS964214CEFG) pedestal set. We also service Toto shower valves, trim, and linear drains on walk-in shower builds and tub-to-shower conversions.
We stock common OEM Toto fill valves, flappers, and gaskets locally for fast turnaround in Keller. For less common parts, we order direct rather than substitute whatever’s on the shelf. The goal is a fixture that works right the first time, not a patch job that fails in six months.
See the difference
Before
After
Before
After
Before
AfterToto Service Pricing in Keller
| Service | Price Range |
|---|---|
| Toto Drake II toilet install with new flange and shut-off | $900 – $1800 |
| Tub-to-shower conversion using Toto wall-hung toilet and linear drain | $3500 – $10000 |
| Walk-in shower with Toto shower valve, trim, and linear drain | $4500 – $12000 |
| Bathroom remodel retaining Toto fixtures plus granite vanity top | $9000 – $28000 |
What drives the cost? Whether we’re just resetting a flange or cutting into the slab to replace cast-iron drain lines. A free estimate includes a look at the existing rough-in, the flange condition, and any drain concerns we can see. Call (682) 841-6652 for an exact quote. The written price you approve is the price you pay, under The Relay Standard.
Serving Keller, TX - Our Local Coverage Area
We’re a Keller General Contractor based in the 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 Keller
It absolutely does. Keller sits on expansive clay that shrinks during drought and swells after rain. That movement transfers through slab foundations and into the toilet flange. A flange that shifts even a quarter inch causes the toilet to rock, the wax ring to fail, and sewage gas to seep into the bathroom. We use stainless repair rings and jumbo wax rings on every Keller Toto install for exactly this reason. If you’re seeing rocking or a musty smell, call (682) 841-6652 for a look.
Two things are usually going on in Keller. Hard water scale builds inside the siphon jet and rim jets, reducing the flush even after a surface cleaning. And drought-cycle water pressure drops make it worse. If the unit is 15 years old or more, the internal trapway may also be compromised. We’ll tell you honestly whether a deep-descale is worth it or if a replacement Drake II with the 1.28 GPF double-cyclone flush is the smarter money.
No, Toto Washlets need a dedicated GFCI outlet near the toilet. Without one, the seat won’t power up. We run new circuits in Keller bathrooms regularly, including through slab walls where necessary. The work requires a licensed electrician, which we coordinate as part of the install. Call (682) 841-6652 and we’ll tell you what wiring is needed before you buy the seat.
With Keller’s hard water and slab movement, a well-installed Toto one-piece typically lasts 15 to 20 years before the internals or flange connection need real attention. The porcelain itself lasts much longer. The components and the way it sits on the slab are what fail first. We replace fill valves, flappers, and reset flanges to extend the life where it makes sense, and we’ll tell you when replacement is the better call.
Often, yes. In Keller’s 1980s and 1990s homes, the original cast-iron drain under the shower is usually corroded or sagging by the time we open the slab. We inspect that drain before quoting the walk-in shower conversion. If it needs replacing, the written estimate includes the re-pipe, not as a surprise add-on later. Call (682) 841-6652 to schedule the inspection and get your written price.
Service Areas Near Keller
We run Toto service and bathroom remodeling projects across the Keller service area and into nearby cities. That includes Toto service in Watauga, plus Toto service in Fort Worth, Colleyville, Hurst, and Richland Hills. Full bathroom remodels, walk-in showers, tub-to-shower conversions, and Toto fixture installs throughout the area.
Book Your Toto Service in Keller Today
The work talks. We just back it up. If your Toto toilet rocks, leaks, or flushes weak, or if you’re planning a full bathroom remodel around Toto fixtures in Keller, call (682) 841-6652 to schedule a free estimate. We’ll give you a written price before any work starts.
Written by Luca Romano, Owner at Sawyer Remodel Fort Worth, serving Keller since 2005.











