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This 3/4-1 IN first or second check replacement kit, for series 007M1, is used to prevent the backflow of contaminated water into the potable water supply. It consists of a seat, seat O-ring, disc assembly, and spring, check cage and cover O-ring. It is ideal at referenced cross-connections identified as non-health hazard applications. Check with local inspection authorities for installation requirements.
3/4 to 1 Backflow Repair Kit First Or Second Check 007M1