12" Rough-In;3" flush valve for maximum water flow and flushing power;5 Year Warranty Limited Lifetime Warranty on Vitreous China;Best-in-Class Fluidmaster 400A Fill Valve for durable long lasting anti-siphon operation and easy replacement;Color-matched metal tank lever with solid durable brass arm to complement any bathroom decor;Double nut multi-point tank-to-bowl mounting system for easy tool-free installation;Includes all parts for installation- toilet seat wax ring floor bolts tank to bowl gasket and hardware;Large 2" fully glazed trapway for clog-free waste removal;Large dual fed siphon jets increases the speed of the flush for a quick and clean bowl everytime;Large water surface to thoroughly rinse bowl with each flush;Soft-close toilet seat included;Standard Height Elongated Bowl;Two-piece toilet;Watersense certified 1.28gpf/4.8Lpf High Efficiency Toilet (HET) to save 20% more water (vs 1.6 gpf/6 Lpf toilet) and money