WaterWise® Back Flow Prevention Valve
U.S. Customers: Price includes shipping and handling.
Canadian Customers: $7.00 shipping.
The Back Flow Prevention Valve threads directly on to your faucet. The function of the valve is to prevent water from flowing back into the faucet once the water is turned off. Always use the back flow prevention valve before installing any other adapter or fittings to your WaterWise irrigation system.