Air filters for furnaces; Air filters for heating and cooling registers; Air filters for household purposes; Air filters for HVAC units; Air filters for industrial purposes; Air filters for vehicle cabins; Fibrous filtering media for general industrial use in the purification of air and industrial fluids; Filters and filtering devices for air and gas conditioning; Filters for air-conditioning; Filters for air purifiers; Filters for aquariums; Filters for extractor hoods; Filters for faucets; Filters for ice making apparatus; Filters for use with apparatus for air conditioning; Filters for use with apparatus for steam generating; Filters for use with apparatus for ventilating; Filtration unit for filtering and treating cooking oil being part of commercial deep fryers; Swimming pool water cleaning and filtering units