Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Bread-making machines; Coffee filters not of paper being part of electric coffee makers; Directional lights for bicycles; Electrically heated towel rails; Filters for air conditioning; Filters for drinking water; Filters for water filtering apparatus; Household tap-water filters; Lawn sprinkler systems comprising pumps, valves and filters; Membrane filters for water filtering apparatus; Plumbing fitti...