RV Vacuum Breaker Check Valve VB-1 571-VAC-CHK-A – Backflow Preventer for Fresh Water System – Protects Against Reverse Water – Replacement Anti-Siphon Valve for Camper, Trailer, Motorhome Plumbing

Protect your RV’s fresh water system with this Vacuum Breaker Check Valve (571-VAC-CHK-A), designed to prevent backflow and keep your water supply safe from back wash. This essential plumbing component acts as a safeguard entering your clean water system by stopping reverse flow and siphoning. Ideal for RVs, campers, trailers, and motorhomes, this valve serves as a reliable replacement for worn or faulty vacuum breakers. It helps maintain proper water pressure and ensures your plumbing system operates efficiently. With a straightforward inline design, installation is quick and easy—making it perfect for both maintenance and system upgrades. Built with durability in mind, this valve is made to withstand the demands of mobile water systems. Perfect for: RV fresh water system repairs Replacing faulty or leaking vacuum breakers

• DIRECT REPLACEMENT PART Compatible replacement for 571-VAC-CHK-A vacuum breaker check valve used in many RV and camper plumbing systems.
• ESSENTIAL BACKFLOW PROTECTION Prevents siphoning of water into your supply lines, helping maintain proper system function and safety.
• EASY INSTALLATION Simple inline installation makes it ideal for quick repairs or upgrades to your RV water system (no special tools required).
• DURABLE RV-GRADE CONSTRUCTION Built to handle RV conditions with reliable materials for long-lasting performance in camper, trailer, or motorhome use.