Professional Grade 3/4″ Anti-Siphon Valve with Flow Control

This valve ensures optimal performance while safeguarding your irrigation system from unwanted backflow, making it an essential addition to any landscape. Above-ground installation—prevents backflow when positioned at least 6″ above the highest sprinkler head.

Professional Grade Anti-Siphon Valve 3/4″ Threaded

3/4″ Threaded. Professional Grade Anti-Siphon Valve. Engineered for above ground installation, this advanced valve prevents backflow when installed properly, ensuring it is at least 6″ above the highest sprinkler head.

Pro-Grade 1″ Anti-Siphon Valve with Energy Efficient Flow Control Design

Say goodbye to flooding concerns and inefficient water usage with our unique reverse-flow design, which safeguards against internal diaphragm failure. Professional Quality: Designed for above-ground installation, this anti-siphon valve prevents back flow when installed at least 6″ above the highest sprinkler head.