1-In. Automatic In-Line Sprinkler Valve Deacero Corrugated pipe and fittings are

Corrugated pipe and fittings are made from strong lightweight polyethylene plastic - won't break or crush and resists acids

Within 12 hours of application

sturdy thermoplastic wall panels

Meets original specification lengths for American

1-In. Automatic In-Line Sprinkler Valve Deacero Corrugated pipe and fittings areUse 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