American Standard 118830 Selectronic Sensor Toilet Flush Valve, 1.28 GPF, 11-1/2" Rough-In

American standard 118830 selectronic sensor toilet flush valve, 1.28 gpf, 11-1/2" rough-in features flush valve with rough-in chrome finish this high efficiency 1.28 gpf flush valve saves 20 of water usage when matched with the 1.28 gpf afwall or madera het's electronic flush valve with selectronic proximity system for hygienic " hands free" operation self-cleaning piston helps prevent clogging and reduces maintenance positive seal ensures leak-free performance safety timer helps prevent vandalism by shutting the valve off if sensor is covered for more than 60 seconds fully mechanical manual override allows valve to flush during a power failure fail-safe operation valve automatically closes on loss of power or water pressure sanitary flush valve automatically flushes after 24 hours of non-use to maintain trap seal state of the art electronics are immune to outside light watertight design ensures dependable performance range can be adjusted without tools (manually or by remote control) can be installed left or right-handed dc powered (battery included) for use with wall or floor-mounted bowls with 1.5" top spud 11.5" rough-in.