VALVE TYPE: BUTTERFLY VALVE, GATE VALVE, CHECK VALVE,SQU- ARE/ROUND PENSTOCK, AIR REL- EASING VAL VALVE TYPE: BUTTERFLY VALVE,GATE VALVE, CHECK VALVE,SQU-ARE/ROUND PENSTOCK, AIR REL-EASING ... VALVE, GLOBE VALVE, FOOT VALVE, "Y"TYPE STRAINER,ETC.NOMINAL PRESSURE: PN10-PN80CLASS ...