Sloan Valve Company 3790011 Exposed Sensor Water Closet Flushometer, 1 in Nominal, IPS Connection, 15 to 80 psi PressureSloan Exposed Sensor Water Closet Flushometer, Model: 8111 1. 6 OR, IPS Connection, 1 in Nominal, 15 to 80 psi, 5 in Top to Inlet Center, 1. 6 gpf Flush Rate, Semi Red Brass Body, Polished Chrome, 16 1 2 in H High chloramine resistant PERMEX synthetic rubber diaphragm with linear filtered bypass and vortex cleansing action1 in IPS screwdriver Bak Chek angle stop with vandal resistant stop capVacuum breaker with flush connectionSpud coupling and spud