This touch-free flush valve with manual override is from Stern Engineering. The flush valve is a part of their Venus series. It has a flush rate of 1.28 GPF and is operated via an infrared sensor. Flush valve is powered by an internal 9-volt battery. Unit includes a manual override button, integral flow regulator, in-line filter, high pressure vacuum breaker, and an adjustable tailpiece. Features a hygiene flush which takes place after 24 hours of continuous non-use. This prevents the trap seal from drying out, possible freezing of pipes, and potential bacteria from standing water. Stern Engineering model number 420242.
EC Part Number: #19973
Manufacturer Number: 420242
Manufacturer: Stern Engineering