1-In. Automatic In-Line Sprinkler Valve Master Lock tri-metal shock resistant brazing ensures

tri-metal shock resistant brazing ensures maximum durability

Round bottom and squared sides

easy-to-use and reliable method to test for dangerous bacteria and get accurate results within 48 hours

so you will never have to wonder if the bait has been consumed

1-In. Automatic In-Line Sprinkler Valve Master Lock tri-metal shock resistant brazing ensuresUse In Line valves in locations where the use of a pressure vacuum breaker (PVB) or a double check valve is required by city codes to protect against back flow. Check your local city codes to determine what type of valves are required. In Line valves are installed below ground in a valve box down stream from the main line from a PVB or double check valve. In Line valves will not prevent back flow on their own: they need the help of a back flow