Honeywell DS05C1055 Baukmann 3/4'' "dialset" female NPT pressure reducing valve 3/4 inch (DN20) Single union, internally threaded tailpiece; female NPT threaded inlet/outlet 15-90psi outlet pressure adjustment range, 400psi max. inlet pressure rating. Calibrated adjustment dial, 10:1 maximum reducing ratio 180 F temperature range (82 C); built-in strainer and thermal bypass CSA and ASSE certified, IAPMO listed