Caleffi Brass Air Relief Valve Stations_8 Protection of irrigation systems from

Protection of irrigation systems from clogging and or abrasion

No boom arms to break

AQUAEDGE Stainless Steel Waterwalls are the original and the best

Great for cooling your outdoor living areas

Caleffi Brass Air Relief Valve Stations_8 Protection of irrigation systems fromThese automatic air vents eliminate residual air in heating and air conditioning systems without the need for manual intervention. This prevents undesired noise, wear of devices in the circuits and inefficient performance of heating units. Installation Air is vented from the system by turning the plug on the air outlet anticlockwise by one complete turn from the fully closed position. Air is automatically vented if the cap is kept in this position. It