Accessories for fireplaces, namely, air circulation kits consisting primarily of metal ducts and metal adaptors used to increase the amount of heat recovered from the fireplace using a blower or natural convection; Air conditioning apparatus; Air filtering installations; Baking ovens; Bath installations; Coffee machines, electric; Commodes being toilets; Gas cookers; Gas recycling system comprised primarily of pressure swing adsorption equipment for the recovery, purification and return of gases in industrial applications; Ice machines and apparatus; Laundry centers, namely, a clothes dryer combined with a clothes washer; Plumbing fitting, namely, vacuum release safety valve for flow shutoff in pools and spas; Refrigeration equipment, namely, food and beverage chilling units; Water heaters; Water purifying apparatus