Commercial 1600T Series 1600T6402ATR Electronic Concealed Urinal Flush Valve (TRIM ONLY) - Hardwire OperatedElectronic Concealed Urinal Flush Valve (TRIM ONLY) Hardwire Operated 14" x 20" Stainless steel cover with integral sensor Trim ONLY for recessed box (Rough in 1600T6402RI sold separately) Hardwire Operated (24 VAC) requires transformer (Transformer 060771A sold separately) Fixture Connection: 3 4" back inlet Electronic manual override Fixed flush volume 0. 5 gpf (1. 9 Lpf) EPA WaterSense listed Fixed flush volume 0. 125 gpf (0. 5 Lpf) Weight: 7. 0 lb