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LEAD FREE Series LF009 - Watts
media.wattswater.comA Reduced Pressure Zone Assembly shall be installed at each potential health hazard location to prevent backflow due to backsiphonage and/ or backpressure. The assembly shall consist of an internal pressure differential relief valve located in a zone between two positive seating check modules with captured springs and silicone seat discs. Seats and
RP/IS-009 Installation, Maintenance, & Repair Series 009 ...
media.wattswater.comsure and reduced pressure zone. Otherwise, such relief (spitting) can occur when the second check is fouled during emergency backflow or resulting from a water hammer condition. For Troubleshooting Guide send for S-TSG. NOTICE Special considerations are necessary when testing assem blies installed on …