Vaillant Automatic Air Vent | 104521 | 0010033857 CLEAN OUT COVER Micro2 is the smallest of

Micro2 is the smallest of ADEY's MagnaClean filters and can be fitted in the tightest of spaces as the height required for servicing is the smallest in the industry

The ‘Plumbers Repair Kit’ contains special ingredients resulting in an ultra-strong quick bond to the surface being repaired

Control your hot water and heating from the comfort of your bed or sofa using your tablet or smart phone

delivering efficient performance with an EEI of 0

Vaillant Automatic Air Vent | 104521 | 0010033857 CLEAN OUT COVER Micro2 is the smallest ofVaillant Automatic Air Vent 104521 0010033857 The automatic air vent is a safety device within the central heating unit. They work by using buoyancy to release built up air. As water flows through the heating cooling system, a float within the automatic air vent opens or closes depending on the water level. If the system is full of water, the float will be pushed to the top and the vent will be closed until the water level drops. This Part Fits: