Air purifying, air deodorising and air filtering apparatus and installations; air filters, namely, for industrial installations, domestic use, and heating and cooling registers; filters, namely, water filters, filters for air conditioning, filters for drinking water, and filters for water filtering installations; water filtering, water sterilising and water purifying apparatus; water treatment apparatus, namely, electrostatic water treatment apparatus, reverse osmosis filtration units, and water treatment units for aerating and circulating water; filters for drinking water; water purifying filters
Environmental Control Apparatus