K521/2-inch to 2-1/2-inch "Y" pattern diaphragm valvesGlass-filled thermoplastic body and capFeatures & BenefitsLarge Seat opening and high lift-disc for higher flow rates at a lower pressure lossSeparate flow and control chambers permit positive closing without springs; and only nominal cost for spring assist opening for low-pressure and self-draining applicationsCost-effective solution both in initial cost, as well as lifetime maintenance expensesSeparate diaphragm chambers protects the diaphragm from the flow stream, while allowing the valve to be serviced in-linePre-formed, stress relieved
Aquamatic K52 Valve