2" X 4" In-Wall Tank And Carrier System Not Applicable

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With its insulated tank, durable steel frame, large flush actuator opening, and adjustable height, this in-wall tank and carrier system provides unparalleled installation flexibility.


- Robust steel frame
- Insulated tank to prevent sweating
- Large flush actuator plate opening can be removed for easy access to inner tank
- Adjustable height allows bowl to be set anywhere between 15-3/8" - 28-1/2" (391 - 724 mm) from floor
- Dual-flush actuator offers a choice of 0.8 or 1.6 gpf (3.0 or 6.0 lpf)
- Works with K-6299 or K-6918 bowls and K-4177, K-5413, K-8857, K-23251-F, K-23252-F, K-75890, K-75891, K-77271, or K-78066-F flush actuator plates to create a complete solution
- Dual-flush technology allows you to choose between a full or partial flush
- Eligible for consumer rebates in some municipalities


- Durable steel frame carrier is installed on either 2" x 4" or 2" x 6" studs behind the wall. See installation guide and installation video for more detailed information
- Supply line sold separately
- Requires 1201721 electrical box kit when pairing bidet seat with bowl
- When installed per Kohler installation instructions, the KOHLER in-wall tank and carrier system can support up to 880 lb (400 kg) without damage

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