RV Vacuum Circuit Breaker Non-Return Valve, Tank Flushing with Integrated Backflow Prevention for Sewer Systems, Black RV 571VACCHK A

Integrated Valve Structure: This innovative check valve features an integrated vacuum breaker and a one-way check valve design, preventing wastewater from the black water tank from siphoning back into the potable water lines when the water supply is shut off and pressure is lost. 1/2" NPT Thread: With a standard 1/2" NPT external thread, the check valve is compatible with 1/2" PEX water lines, serving as a direct replacement for original RecPro and JR product replacement parts. Easy Installation: For optimal operation, it should be installed at least 6 inches above the highest point of the sewer line, allowing for easy replacement of old, aging, leaking, or inefficient valves. Durable Plastic Material for Longevity: Made from anti-aging, pressure-resistant plastic, the check valve is designed to withstand... Harsh conditions, providing reliable performance and longevity for your plumbing system.
Hassle-free installation: The check valve features a threaded design that allows for simple installation without any modifications required, ensuring a quick and easy replacement process.