RV-Water-Backflow-Preventer-kit

RV Water Backflow Preventer

All RVs have a number of backflow preventers (check valves) in the fresh water plumbing system, some RV’s have as many as 4 backflow preventers. The first one to become familiar with is the one at the city water inlet which connects from the campground water supply into the RV. If this backflow preventer fails…