Anti-Siphon Valve

Anti-Siphon Valve for bleeding air from irrigation supply tube to prevent a siphoning effect after the drip system turns off. Best positioned at top of the waterbutt, connected to a Tee Piece.

Lawn Genie 3/4 In. 150 psi Jar Top Automatic Anti-Siphon Valve - Hemly Hardware

True red brass construction on CL's and 466 series. Combines reliable Champion anti-siphon valves and actuators. Flow control stem and external bleed

Champion Brass Anti-Siphon Valve 3/4 in. FPT | CL466P-075-C

For controlling the flow of water while also protecting a culinary water system Combines a 24 VAC automatic valve with an atmospheric vacuum breaker;

Orbit Sprinkler System 3/4-Inch Auto Brass Anti-Siphon Valve 57065 (Brass Anti-Siphon Valve)

Aluminum Anti-siphon Valve

Rain Bird 3/4 in. FPT Professional Grade Anti-Siphon Irrigation Valve with Flow Control DASASVF075 - The Home Depot

Buy Toro 53763 Anti-Siphon Valve, 3/4 in, FNPT, 10 to 150 psi Pressure, 0.25 to 20 gpm, 24 V, PVC Body

Anti-Siphon Valve LARGE

3 Plast-O-Matic RVDT300T-PV - Up to 30% at

Automatic Anti-Siphon Valves – OrbitOnline