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Camco’s -Inch RV Water Heater Backflow Preventer allows water to flow only in one direction towards your RVs hot water heater. It does not allow water to pass another way. This helps stop backflow from your RV water heater and into your freshwater system. Features a -inch male x female NPT. It is constructed of heavy-duty brass with a stainless spring. Quantity: (1) backflow preventer.

• One Direction Water Flow: Allows water to flow only in one direction towards your RVs hot water heater; it does not allow water to pass another way
• Stops Backflow: Helps stop backflow from your water heater and into your freshwater system
• Fitting Dimension: -inch male x female NPT
• Durable Construction: Heavy-duty brass body with a stainless spring