Includes 2 in. Dual Flush Valve， black donut gasket， overflow tube and chrome handle. Does require removal of the toilet tank from the bowl. Replaces the antiquated flapper and chain in the toilet tank with a dual flush system. Saves water and saves money. Works with nearly all major toilet manufacturers. Comes with detailed pictured instructions. Confirm the size (2-inch or 3-inch) of your toilet before ordering to assure selection of the appropriate Smarter Flush product. Determining the size of your toilet can be accomplished by performing one of the following exercises: (1) If your toilet has a rubber flapper， measure across (or the diameter of) the flapper. A 2-inch toilet's flapper will measure a little larger than 2 inches. A 3-inch toilet's flapper will measure a little larger than 3-inches. OR (2) If the discharge hole opening looks about the size of a baseball or an orange， then you have a 2-inch toilet. If the discharge hole opening looks about the size of a softball or a grapefruit， then you have a 3-inch toilet.

Replaces the antiquated flapper and chain in the toilet tank with a dual flush system

Eliminates the leaky flapper and troublesome chain

Saves water and saves money

Works with nearly all major toilet manufacturers

Detailed installation instructions

Limited lifetime warranty on all parts