Barbecue grills; Cooking grates adapted for barbecue grills; Fireplace inserts, comprised of andirons, artificial logs and artificial embers powered by gas or electricity; Fitted covers for barbecue grills; Folding portable charcoal, propane and gas fired barbecues, stoves, and grills; Gas burners; Hot plates; Pizza ovens; Safety accessories for gas pipes, namely, flashback arrestors and reverse flow check valves; Spark igniters for gas appliances