Prevent backflow contamination of your RV’s freshwater system with this anti-siphon valve. The internal check mechanism protects your tanks and lines whether you’re connected to shore water or using a portable tank. Compatible with HydroFlush reverse flush systems, this plastic valve can be removed easily for cleaning or replacement when needed.

• 3/4-inch size for standard RV plumbing
• Plastic construction, removable design
• Internal backflow preventer