Fireplaces; Barbecue grills; Cooking stoves; Electric fireplaces; Electric grills; Electric space heaters; Gas burners; Gas patio heaters; Gas stoves for household use; Heating apparatus for solid, liquid or gaseous fuels; Heating installations; Pizza ovens; Portable electric heaters; Portable fire pits; Portable patio heaters; Portable stoves; Portable wood pellet grills; Radiators; Space heating apparatus; Stoves being heating apparatus