About the WILKINS 720A 1/2" PRESSURE VACUUM BREAKER ASSEM
PRESSURE VACUUM BREAKER; 1/2 INCH NOMINAL SIZE; 33 TO 110 DEG F TEMPERATURE RATING; 150 PSI PRESSURE RATING; INCLUSIONS AND FEATURES CHECK VALVE, RESILIENT SEATED SHUT-OFF VALVE, RESILIENT SEATED BALL VALVE TEST COCK; ASSE 1020, FCCHR, IAPMO, CSA STANDARDS; 720A MODEL; WEIGHT 6 LB