... , 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 ... TO METALDRIVING TYPE: MANUAL, PNEUM-ATIC, ELECTRICSTANDARD: BS, AWWA, API, DINISO, JIS, GBOTHER SPECIAL VALVE ALSO AV-AILABLE ON APPLICATION OF CLIENT.