San Raphael Comfort Height 1-piece 1 GPF Single Flush Elongated Toilet in Almond, Seat IncludedPowered by a Sloan FLUSHMATE pressure vessel, the almond colored San Raphael one piece high efficiency toilet from Kohler supplies premium flushing power using significantly less water than standard commodes. Each 1. 0 gallon flush represents a 37. 5 percent reduction in water use compared with ultra low flush 1. 6 GPF toilets that have been commonly installed in bathrooms since the mid 1990s. Combining form with function, the low profile of the San