ASME A112.19.17 pdf download

ASME A112.19.17 pdf download MANUFACTURED SAFETYVACUUM RELEASE SYSTEMS(8VRS) FOR RESIDENTIAL ANDCOMMERCIAL SWIMMING POOL,SPA, HOT TUB, AND WADINGPOOL SUCTION SYSTEMS Safety Vacuum Release System: a system or device capableof providing vacuum release at a suction outlet causedby a high vacuum occurrence due to a suction outletflow blockage, by either venting the circulation systemto atmosphere, turning off the circulating pump, orreversing circulating...