WS-20-918 Gerber Maxwell 1.28 gpf 12 in Rough-In Two-Piece Elongated ErgoHeight Toilet - White The Maxwell toilet is designed with high-quality components such as 3" flush valve, dual siphon jet and more. This Maxwell two-piece toilet operates at a WaterSense certified 1.28 gpf (4.8 Lpf) and offers the ultimate in comfort with a 16-3/8" ADA compliant ErgoHeight™ design.ErgoHeight™ ADA Elongated Bowl for added comfort and ease of seating onto the bowlColor-matched, front mounted tank leverLarge, 2" fully glazed trapway for clog-free waste removalLarge dual fed siphon jets increases the speed of the flush, for a quick and clean bowl everytime3" flush valve for maximum water flow and flushing powerWaterSense® certified, 1.28gpf/4.8Lpf High Efficiency Toilet (HET) to save 20% more water (vs 1.6 gpf/6 Lpf toilet) and money!Two-piece toilet12" Rough-in5 Year Warranty, Limited Lifetime Warranty on Vitreous ChinaDouble nut, multi-point tank-to-bowl mounting system for easy tool-free installationPilot Fill ValveToilet seat not includedADA Compliant