The Spirax Sarco 54663 4 in. 25 ANSI 125 Flange Regulator CAST IRON
Pressure Pilots (sold seperately)
Yellow Spring 3-30 PSI 54819
Blue Spring 20-100 PSI 59607
Red Spring 80-250 PSI 59608
Temperature Pilots (sold seperately)
T2 8′ Capillary 60-120F 65233
T2 8′ Capillary 100-160F 63629
T2 8′ Capillary 120-180F 63630
T2 8′ Capillary 160-220F 63631