Gardena 2760-37 Gw 3/4 Frost-Resistant Drain Valve Sprinklersystem

Frost-resistant GARDENAThe drain valve prevents frost damage to underground pipes. This is achieved by automatic drainage when the system is not in use; the valve opens when the system pressure drops below approximately 0.2 bar.

Drain valves should be installed at the lowest point in the irrigation system and should be placed in washed gravel for safe drainage. 3/4" thread.