Caleffi Brass Air Relief Valve Fitting:CALEFFI 15MM (1/2") MI BRASS AIR RELIEF VALVE The Puretec spanners are the

The Puretec spanners are the recommended options for changing cartridges properly and easily

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This manual sprayer is ideal for a variety of tasks in garden and landscaping jobs

Air is automatically vented if the cap is kept in this position

one straight blade type 165mm long

Caleffi Brass Air Relief Valve Fitting:CALEFFI 15MM (1/2") MI BRASS AIR RELIEF VALVE The Puretec spanners are theThese 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