Air cleaning units; Air sterilizers; Apparatus for filtering drinking water; Drinking water filters; Electric air deodorizing apparatus; Electrically-heated mugs; External ballast and bilge water filtering and absorbing device for use in a local containment area for removing aquatic nonindigenous species, oil and other contaminants from the effluent; Faucet filters; Filters for drinking water; Filters for water purifiers; Household air cleaners; Plumbing fittings, namely, faucet filters; Purification installations for sewage; Vehicle-mounted air purifying apparatus; Water control valves for faucets; Water filters; Water purification installations; Water softening apparatus and installations; Water treatment equipment, namely, water filtration units; Water treatment equipment, namely, water filtration units and reverse osmosis units