Sprinkler heads for irrigation sprinklers; Plumbing fitting, namely, vacuum release safety valve for flow shutoff in pools and spas; Pressure regulators for water installations; Toilet conversion kits for converting a single-flush toilet into a dual-flush toilet; Parts for heating and air conditioning systems, namely, heater cores and gas coolers for vehicles; Taps for washstands; Toilet accessories, namely, handles that are affixed to toilet seats; Water treatment equipment, namely, reverse ...