plastic hoses for air conditioners; rubber hoses for air conditioners; plastic hoses; fittings, not of metal, for hoses; flexible plastic hoses for use with ventilation systems; plastic hoses for swimming pools

air conditioning apparatus and installations; air-conditioning installations for household use; air filtering installations; portable air conditioners; electric water purification filters for household purposes; extractors [ventilation or air-conditioning]; filters for air conditioning apparatus; water purification filters; filters for gases [household or industrial installations]; water filtration installations; electrostatic precipitators for purifying air; filters for cleaning air [parts of air cleaning machines or installations]; filters for purifying air [parts of air purifying machines or installations]; electric appliances for making yoghurt; heat pumps