TET6UA32#CP Toto EcoPower Ultra High-Efficiency Toilet Flush Valve 1.0 GPF - Chrome The water-powered turbine in the EcoPower flush valve charges the power supply during usage and provides maximum performance in even the most demanding, high-traffic commercial spaces. 1.0 GPF Self-powered hydroelectric flush valve system No minimum daily usage requirement Durable chrome plated body with tamper-proof screws and solid bronze valve body Self-cleaning piston valve with 360° filter screen Neutral rough-in and adjustable tail piece connection True mechanical flush override Smart sensor with self-adjusting detection range 6-second detection time to prevent ghost flushing For toilet with 1-1/2" top spud inlet Exposed flush valve with 1" angle stop and 1-1/2" vacuum breaker set 24" Vacuum breaker tube ADA compliant