Filters, heaters and pumps sold in combination for use in swimming pools; Air-conditioning apparatus and installations; Filters, heaters and pumps sold in combination for use in swimming pools; Heaters for swimming pools; Ozone generators for sanitizing purposes; Swimming pool drain covers; Swimming pool water cleaning and filtering units; Tap-water purifying apparatus; Water filtering apparatus; Water treatment equipment, namely, ultraviolet sterilization units
Environmental Control Apparatus