HZ-MONSTAR Brass RV Vacuum Breaker Check Valve, 571-VAC-CHK-A Camper Trailer Flusher Check Valve, 1/2 DN Male Replacement for B&B Model 571 Check Valve Replace Leaking on Black Tank System — Open-Box, 8% Off

Compatibility: 571-VAC-CHK-A RV Vacuum breaker check valve Compatible with Montana Mountaineer, Grand Design Reflection, Newmar, Coachman Leprechaun, Keystone: Passport/Outback, Forest River and other RV blackwater cleaning systems. Check and make sure the breaker your pipe is adapted to has a nominal diameter of 1/2 inch. Function: RV vacuum breaker check valve ensures the stability of the vacuum system, prevents the backflow of water from the black water tank back into the domestic water system you use for flushing water, prevents fresh water resources, and keeps the water source clean and sanitary. Premium Quality: 571-VAC-CHK-A RV vacuum breaker check valve is constructed of durable brass material that withstands high water pressure to ensure long-lasting performance and water safety, with better sealing and quieter operation, as well as sensitively sensing the water pressure. Easy Installation: With 1/2" NPT male threads on both the inlet and outlet, this vacuum breaker check valve fit for 1/2" pex pipe. Remove the old check valve and verify the direction of installation: fresh water should flow in the "FLOW" direction as indicated by the arrow on the valve body, then connect the check valve to the pipe. NOTE: Installation should be approximately 6 inches above the flusher and be sure to install vertically. Wide Application: Brass RV vacuum breaker check valve can solve all kinds of RV, camper, travel trailer black water tank check valve leakage, clogging, malfunctioning and other problems. If your RV check valve leaks when flushing the black water tank, or the black water tank flushing line system is clogged/ failed and wetting the RV camping trailer floor, you can just replace it.

Specification:
Name: 571-VAC-CHK-A RV Vacuum Breaker Check Valve
Part Number: 571-VAC-CHK-A
Nominal pressure (PN): 8-125 PSI
Thread of inlet/outlet: NPT Male
Connection Type: 1/2’’ NPT male threads
Diameter (DN): 1/2 inch
Work Water Pressure Range: 8-125 PSI
Material: Brass

Feature:
1. Replace your faulty RV black water tank flush system vacuum shutoff valve to fix leaks and prevent water damage to your RV camper trailer floor.
2. this vacuum shutoff valve is installed between the fresh water inlet connection and the tank flusher, keeping the fresh water source clean and sanitary.
3. prevents backflow and back siphoning, ensuring no contamination of the RV water supply.
4. it keeps the black water tank flushing system running trouble free.

Compatibiity:
Replacement for Forest River
Replacement for Grey Wolf 21
Replacement for Wilderness 2014
Replacement for Keystone Passport
Replacement for Winnebago 2018
Replacement for Keystone Cougar TT 2011
Replacement for Tiffin Open Road 2015
Replacement for Montana 2007
Replacement for Fifth Wheel
Replacement for Keystone Sprinter 2019

Tips:
1. Use the RV black water tank valve on one fixture at a time
2. Make sure the RV check valve is mounted vertically
3. Avoid using the RV black water tank valve continuously for more than 12 hours
4. Install the valve 6 inches above the highest point of the fixture connected to the water supply system in which the flusher is located
5. Seek the assistance of a professional RV technician or plumber if unsure of the installation process.