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571-VAC-CHK-A Brass RV Vacuum Breaker Check Valve, 1/2 DN Male for RV Black Tank Cleaning System fit for b&b Model 571 Check valve, Camper Trailer Flusher Check Valve

KWD 7
KWD 8
Brand
TUOSTPY
Weight
281 g
– 1 +

Special Features

  • Applicable Model: RV Vacuum Circuit breaker Check valve fit for b&b 571 check valve for various RV models, campervans, travel trailers and car homes
  • Upgraded material: The check valve has been upgraded to a brass material that can withstand 8-125 PSI of water pressure and is more durable. Instead of a spring and ball design, the one-piece spool is used for better sealing and quieter operation while sensitively sensing water pressure.
  • Specification: Nominal pressure (PN): 8-125 PSI 2. Inlet/outlet is NPT pipe design with a general diameter (DN) of 1/2 inch.
  • Function: The brass RV vacuum circuit breaker check valve serves as a key component of the black tank flush system and is installed between the fresh water inlet and the tank flush. Its main function is to prevent backflow and anti-siphoning, ensuring that your fresh water source is always clean and healthy
  • Easy installation: The RV vacuum breaker check valve is a plug and play type with 1/2" NPT external threads at both inlet and outlet. Remove the old check valve and confirm the installation direction: Clean water should Flow in the "flow" direction indicated by the body arrow, and then connect the check valve to the line. Note: The installation position should be about 6 inches higher than the flusher and ensure vertical installation. Before installation, cut off the water source and empty the residual water in the pipeline.

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