The burner is the primary heat method for all combustable appliances. In natural gas appliances, the gas is sent through the gas valve and then ignited once it reaches the burner. The warmth produced is then used to heat the water in the boilers heat exchanger.
Fits a number of Ideal Appliances
Technical specification
Waist Sizead47cd57gvToilet Cistern CapacityFTW--Supplier Part Number75288Brand NameIdeal