air purifying apparatus and machines; air purifiers for domestic use; apparatus for purifying air via filtration; apparatus for purifying air via ionisers; apparatus for purifying air via photocatalysis; germicidal lamps for purifying air; halogen lamps for air purification apparatus; ionization apparatus for air treatment; air filters for domestic use; filters for air purifiers; air sterilisers; air purifiers; air cooling apparatus; air conditioners; drying apparatus for use in heating, vent...