Abstract: A fuel transfer adapter for a fuel cartridge, the fuel transfer adapter comprising: an adapter body; at least one fuel filling channel through said adapter body for the passage of fuel from a valve of the fuel cartridge to a fuel tank of an appliance through a filling port of said fuel tank; a fuel cartridge engaging portion at one end of the adapter body, for engaging the adapter body with the valve of the fuel cartridge; and, a port engaging portion at the other end of the adapter body for releasably engaging with the filling port, whereby the fuel transfer adapter incorporates at least one vent for the passage of vapour from the fuel tank to the atmosphere, said at least one vent being configured, in use, to transfer vapour displaced from the fuel tank by the fuel entering therein to the atmosphere.

Abstract: A fuel transfer adapter for a fuel cartridge, the fuel transfer adapter comprising: an adapter body; at least one fuel filling channel through said adapter body for the passage of fuel from a valve of the fuel cartridge to a fuel tank of an appliance through a filling port of said fuel tank; a fuel cartridge engaging portion at one end of the adapter body, for engaging the adapter body with the valve of the fuel cartridge; and, a port engaging portion at the other end of the adapter body for releasably engaging with the filling port, whereby the fuel transfer adapter incorporates at least one vent for the passage of vapour from the fuel tank to the atmosphere, said at least one vent being configured, in use, to transfer vapour displaced from the fuel tank by the fuel entering therein to the atmosphere.

Abstract: The invention provides a burner module for use in combusting an air/fluid fuel flow wherein the burner module comprises a burner face comprising catalytic material for combusting the air/fluid fuel flow and a perforated screen having a plurality of micro-perforations wherein the perforated screen is positioned upline to the burner face to increase combustion; an integrated gas burner for connection to a pressurised fluid fuel flow wherein the integrated gas burner comprises a burner module and a gas train wherein the burner module comprises a burner face comprising catalytic material for combusting the air/fluid fuel flow and a perforated screen having a plurality of micro-perforations wherein the perforated screen is positioned upline to the burner face to increase combustion; and the gas train comprises: (a) an ejector for entraining air with the fluid fuel flow; and (b) a diffusor for converting the air/fluid fuel flow kinetic energy into pressure and for performing flow expansion; and an appliance com