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high-quality materials
FloPlast EasyLay Coils - 25/50/100 Mtr Coils - 15mm
Holiday mode & frost protection
Vaillant ecoTEC PLUS 624
Features a Riello RDB Burner
Vaillant Automatic Air Vent | 104521 | 0010033857 Anthracite Towel Radiator high-quality materialsVaillant 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:
