Clothes dryers; Manually-operated plumbing valves; Industrial scrubbers for removing particulate matter from the air during industrial processing, namely, impingement scrubbers; Decorative grills made of non-metal non-combustible materials for use in decorating evacuation ducts, air inlets, and hot air outlets of fireplaces; Commercial refrigerators and freezers and replacement parts and fittings therefor; Germicidal lamps for purifying air; Rooftop grease containment system comprising an exhaust fan, grease deflector, and filter for trapping grease vented from rooftop exhaust fans for cooking areas within the building; Air filtering installations; Lighting installations; Ventilating fans for commercial and industrial use; Electric heating fans; Instantaneous water heaters; Fire hydrants; Ozone generators that kill mold and mildew; Lighting apparatus for vehicles