Dripper irrigation systems, comprised of valves; Electric automatic moist heating pad not for medical purposes; Filters for air extractor hoods; Flexible pipes being parts of basin plumbing installations; Flexible pipes being parts of shower plumbing installations; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, control panel switches, and electrical wire, all sold as a unit; Plumbing fittings, namely valves; Plumbing fixtures, namely, sink sprayers; Pressure-activated pop-up water sprinklers mounted on non-metal fence panels and posts; 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; Storm water filtering units featuring non-metal filtering booms and tendrils used to reduce bacteria and hydrocarbons in standing water; Toilet accessories, namely, plastic handles that are affixed to toilet seats; Ventilating fans for commercial and industrial use; Ventilation fan accessories, namely, grilles; Water treatment equipment, namely, water filtration units and reverse osmosis units