Air filtering installations; Air purification units; Apparatus for filtering drinking water; Filters for drinking water; Swimming pool water cleaning and filtering units; Water filtering units for domestic, commercial, and industrial use; Water filters; Water purification and filtration apparatus; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Water treatment equipment, namely, cartridge filtr...

Air filtering installations; Air purification units; Apparatus for filtering drinking water; Filters for drinking water; Swimming pool water cleaning and filtering units; Water filtering units for domestic, commercial, and industrial use; Water filters; Water purification and filtration apparatus; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Water treatment equipment, namely, cartridge filtr...