Stingl Safety Vacuum Release System SR-500 hayward-poolvac-v-flex-parts Pentair 474059

Pentair 474059

sodium and calcium hypochlorite

Pleatco PRB25-IN-TC

Spool Piece

The Perform-Max Chemical Feeder can be used with either chlorine or bromine tablets and features a multiple setting control dial for precise adjustability

Stingl Safety Vacuum Release System SR-500 hayward-poolvac-v-flex-parts Pentair 474059Stingl Safety Vacuum Release System SR 500 The Model SR 500 is a Safety Vacuum Release System (SVRS) which works by monitoring the vacuum on the suction side of the pool or spa pump. When a blockage occurs in the main drain or skimmer a sudden rise in vacuum will cause the SR 500 to shut down pump operation and activate an audible alarm (optional). The pump will remain off with the alarm sounding until manually reset. The Stingl SR 500 monitors vacuum