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FOR PROTECTION AGAINST REVERSE FLOW. ALLOWS FREE-FLOW IN ONE DIRECTION. SEAT DESIGN PROTECTS "O" RING SEAL FROM CONTAIMINATION OR FLOW DAMAGE. INSTALL IN ANY POSITION. TEMPERATURE RANGE -20° TO +400°F. OPENS A 3 TO 5 PSI. VITON SEAL. STAINLESS STEEL SPRING. HANDLES WATER, OIL, AND MANY OTHER FLUIDS. |
