- Cafeteria food warming equipment
- Carpet sweepers, except household electric vacuum sweepers
- Carwashing machinery, including coin-operated
- Cookers, steam: restaurant type
- Cooking equipment, commercial
- Corn popping machines, commercial type
- Dirt sweeping units, industrial
- Dishwashing machines, commercial
- Floor sanding, washing, and polishing machines: commercial type
- Food warming equipment, commercial
- Fryers, commercial
- Garbage disposers, commercial
- Janitors’ carts
- Mop wringers
- Ovens, cafeteria food warming: portable
- Ovens, microwave (cooking equipment): commercial
- Pressure cookers, steam: commercial
- Sanding machines, floor
- Scrubbing machines
- Servicing machines, coin-operated: except drycleaning and laundry
- Sewage treatment equipment
- Sewer cleaning equipment, power
- Sludge processing equipment
- Vacuum cleaners and sweepers, electric: industrial and commercial
- Water conditioners, for swimming pools
- Water filters and softeners, household type
- Water purification equipment, household type
- Water treatment equipment, industrial
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