Filters and filtering devices for air and gas conditioning; Filters, heaters and pumps sold in combination for use in swimming pools; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Water filtration and purification units and replacement cartridges and filters therefor; HEPA filters for household use; Filters, heaters and pumps sold in combination for use in hot tubs; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Filters made of fiber for water filtration; Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Air filters for air conditioning units; Air conditioners; Household air cleaners; Apparatus for filtering drinking water; Electric air deodorizers; Window-mounting air-conditioners; Water purifying apparatus; Industrial air purifiers; Gas recycling system comprised primarily of pressure swing adsorption equipment for the recovery, purification and return of gases in industrial applications; Fibrous filtering media for general industrial use in the purification of air and industrial fluids; Air purification units; Air filters for industrial installations; Air filters for domestic use; Air conditioning units; Air conditioners for vehicles; Components for air conditioning and cooling systems, namely, evaporative air coolers; Filters for air conditioning; Sewage purification installations; Gas purification machines; Air cleaning units; Air-conditioning, air cooling and ventilation apparatus and instruments; Air purifiers for automobiles; Sewage purification apparatus; Air purifying units for COMMERCIAL, INDUSTRIAL, DOMESTIC use; Air purifying units for COMMERCIAL use; Industrial air filter machines; Water filtration apparatus; Air filtering units; Central air-conditioning installations; Central air-conditioning installations for household purposes; Air conditioning filters; Water filtering units; Air filters for HVAC units; Air conditioning apparatus for industrial use; Residential air-conditioning units; Domestic air-conditioning installations; Domestic water filtering apparatus; Combined heating and air-conditioning apparatus; Air cooling apparatus for industrial use; Air cooling apparatus for commercial use
Environmental Control Apparatus