This part is found near the baffle plate section. The baffle plates are used to control the flow of air in to the appliance. This allows for gasses to mix in a much more efficient way which leads to better, more efficient combustion.
Fits a number of Appliances
Technical specification
Waist Sizeab59ce19guTypeGratesToilet Cistern CapacityFTW--Supplier Part NumberP130152Manufacturer Model No130152Brand NameParkray