
TOTO DuoFit® In-Wall Tank System – 1.28 GPF & 0.9 GPF
Efficient flushing meets space-saving design.
The TOTO DuoFit® In-Wall Tank System is engineered to deliver powerful dual flushing performance while maximizing bathroom space. This in-wall system is great for homes and businesses. It has a 1-piece blow-molded insulated polyethylene tank that stops leaks and condensation. The adjustable mounting height allows for flexible installation.
This tank system supports wall-hung toilets and holds up to 880 lbs. It can be Auto Flush-capable with an optional kit. The system includes a copper supply line and a 2" x 6" polyethylene outlet. It works with both 2" x 6" commercial and 2" x 4" residential framing, using an optional waste outlet kit.
Key Features:
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Dual Flush Options: High-efficiency 1.28 GPF / 0.9 GPF (4.8 LPF / 3.4 LPF)
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Auto Flush-Ready: Compatible with optional Auto Flush kit
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Height Adjustable: 15" to 19" installation range
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Heavy-Duty Support: Withstands up to 880 lbs
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Versatile Installation: Fits 2" x 6" commercial studs or 2" x 4" with optional kit
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Insulated Tank: Prevents condensation and sweating
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Durable Construction: One-piece blow-molded polyethylene
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Copper Supply Line and 2" x 6" outlet included
Why Choose the TOTO DuoFit® System?
The DuoFit® In-Wall Tank System is built for performance and reliability. It provides a sleek, space-saving design. This system also saves water and is very durable.