Sime Automatic Air Vent is a pressure safety device in the central heating unit. They work by using buoyancy to release built up air. As water flows through the heating and heating system a float within the automatic air vent opens or closes.
Colour is brass
Fits a number of Sime appliances
Technical specification
Waist Sizeab42ch13gsTypeAutomatic Air VentSupplier Part Number6013102/SIMManufacturer Model No6013102Brand NameSime