Brady Non-Repairable Air Volume Control 100 Psi 140 Deg. F 120 Gal. 20-40 Psi

140 deg. F. max. 100 PSI max. For tank sizes thru: 120 gals. at 20 - 40 PSI, 30 - 50 PSI & 40 - 60 PSI "Buna-N" diaphragm & air valve Built in check valve