0.8 gpf & 1.6 gpf Dual-Flush In-Wall Tank System 2" x 4" Installation

Kohler Model Number: K-18829-na With its insulated tank, durable steel frame, large flush actuator opening, and adjustable height, this in-wall carrier provides unparalleled installation flexibility. Who is Kohler? With a legacy spanning centuries, Kohler is hyper focused on improving design, innovation, and sustainability for your home and lifestyle. Industry leading fixtures from sinks and faucets to toilets and lighting all embody the artistry and craftsmanship the Kohler brand is world-renowned for. Each product's bold style creates a statement while adding convenience, cleanliness, and class to your home. Features: Robust steel tube frame. Insulated tank to prevent sweating. Large flush actuator plate opening can be removed for easy access to inner tank. Adjustable height allows the bowl to be set anywhere 15⅜" - 28½" (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-8857, K-75891, K