Upgraded RV Vacuum Breaker Check Valve Fit for b&b Model 571 Check Valve, Replace 571-VAC-CHK-A Leaking Vacuum Breaker on Black Tank System 1/2 DN Male, Brass Material

Superior Material: Compared to the problem of ordinary plastic vacuum short-circuit check valves being fragile and easy to damage, brass metal is more solid and reliable, and has a longer service life. Keep the Water Source Clean: Effectively prevent sewage backflow Protect the RV water source from pollution Prevent Backflow: Prevent wastewater from flowing back into the toilet or other sanitary facilities Keep the interior environment of the RV clean and hygienic Function: Prevent backflow and back siphonage, keep the fresh water source clean and healthy, and prevent substances in the black water tank from being sucked back into the RV water system. Solve the Problem: 1.Solve the problem of RV clean water source being polluted by sewage 2.Address valve leakage issues 3.Prevent moisture damage to the RV floor 4.Eliminate hissing sounds from the valve Specifications: Material: Brass Size: 1/2 DN male Applicable to: Fit for B&B Model 571 Check Valve Replacement Part Number: Replace 571-VAC-CHK About Installation: Installation Location: Installed in the RV's black tank flushing system Installed between the fresh water inlet and the tank flusher Installation Notes: Must be installed at least 6 inches above the highest point of anything connected to the waste tank where the flusher is installed

• Upgraded Material: Made of high-quality brass, brass metal is more solid and reliable, not easy to break, and has a longer service life than ordinary plastic vacuum circuit breaker check valves
• Prevent Backflow: RV flusher check valve effectively prevents sewage from flowing back into the toilet or other sanitary facilities, keeps the water source of the RV clean, and ensures the smooth and safe operation of the sanitary system
• Prevent Water Leakage: Camper trailer flusher check valve can perfectly solve common problems such as valve leakage, RV floor moisture damage, and valve hissing, providing a safe use experience
• Water source Cleanliness: As part of the black water tank flushing system, this check valve ensures that the water source between the fresh water inlet and the water tank flusher is always clean, preventing the substances in the black water tank from being sucked back into the RV water system
• Easy Installation: Fit for B&B model 571 check valve, replace 571-VAC-CHK, suitable for various RV models, campers, travel trailers and RVs. Installed in the black water tank flushing system of the RV, it must be located at least 6 inches above the highest point of the waste tank, and the installation is simple and quick