With dual male threads, this backflow preventer connects inline between your city water connection and RV fresh water system. Food-grade construction and NSF certification ensure your drinking water stays uncontaminated while protecting municipal supplies.

• 1/2-inch male threads both ends
• Food-grade non-toxic materials
• Lead-free design
• NSF and IAPMO certified
• Prevents backflow into city water lines
• Compact inline installation