A burner apparatus for a gas appliance, a gas appliance and a manufacturing method

A method for manufacturing a burner apparatus for a gas appliance, the method comprising:

• providing a burner head comprising a gas outlet for provisioning a flame of a flammable gas when ignited;
• providing a gas conduit arranged to be connectable to and extend between a gas supply and the burner head, and configured for provisioning the flammable gas from the gas supply to the burner head;
• providing a pilot burner unit configured at least for providing a pilot flame for igniting the flammable gas, wherein the pilot burner unit comprises an igniter unit configured to ignite the flammable gas and an oxygen depletion-sensing unit;
• providing an elongated perforated gas passage having one or more perforations extending along at least a part of a length of at least one portion of the elongated perforated gas passage;
• arranging the elongated perforated gas passage to be connectable to and extend between the pilot burner unit and the burner head;
• and
• arranging the pilot burner unit at a distal end portion of the elongated perforated gas passage with respect to the burner head.