ADVANCED FUNCTION: Break-off screw for permanent attachment; eliminates back-siphonage into water supply; anti-backflow valve for RV, garden spigot, outside water faucets, hose bibs, hydrants.
DRAIN HOLE: Drain hole is able to drain the remained water in the pipe. WARNING :Please keep away from the product when turning off the water, remained water will be sprayed out
SPECIFICATIONS: 3/4 inch female hose threaded inlet × 3/4 inch male hose threaded outlet; max operating pressure is 125 psi; max operating temperature is 180°F/82°C
HIGH QUALITY: Durable brass material stays longer; Meets ASSE 1011/CSA B64.2, Meets ANSI/NSF 61-9
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