- 11 11 00 - Vehicle Service Equipment
- 11 11 13 - Compressed-Air Vehicle Service Equipment
- 11 11 19 - Vehicle Lubrication Equipment
- 11 11 23 - Tire-Changing Equipment
- 11 11 26 - Vehicle-Washing Equipment
- 11 23 00 - Commercial Laundry and Dry Cleaning Equipment
- 11 23 13 - Dry Cleaning Equipment
- 11 23 16 - Drying and Conditioning Equipment
- 11 23 19 - Finishing Equipment
- 11 23 23 - Commercial Ironing Equipment
- 11 23 26 - Commercial Washers and Extractors
- 11 30 00 - RESIDENTIAL EQUIPMENT
- 11 31 00 - Residential Appliances
- 11 31 13 - Residential Kitchen Appliances
- 11 33 00 - Retractable Stairs
- 11 48 00 - Cleaning and Disposal Equipment
- 11110 - Commercial Laundry and Dry Cleaning Equipment
- 11140 - Vehicle Service Equipment
- 11440 - Cleaning and Disposal Equipment
- 11450 - Residential Equipment
- 13 11 00 - Swimming Pools
- 13 11 13 - Below-Grade Swimming Pools
- 13 11 23 - On-Grade Swimming Pools
- 13 11 33 - Elevated Swimming Pools
- 13 11 43 - Recirculating Gutter Systems
- 13 11 46 - Swimming Pool Accessories
- 13 11 49 - Swimming Pool Cleaning Equipment
- 13150 - Swimming Pools
- 15510 - Heating Boilers and Accessories
- 15700 - Heating, Ventilating, Air Conditioning Equipment
- 15780 - Energy Recovery Equipment
- 23 12 16 - Facility Gasoline Dispensing Pumps
- 23 50 00 - CENTRAL HEATING EQUIPMENT
- 23 52 00 - Heating Boilers
- 23 52 16 - Condensing Boilers
- 23 52 19 - Pulse Combustion Boilers
- 23 52 23 - Cast-Iron Boilers
- 23 52 33 - Water-Tube Boilers
- 23 52 39 - Fire-Tube Boilers
- 23 60 00 - CENTRAL COOLING EQUIPMENT
- 23 70 00 - CENTRAL HVAC EQUIPMENT
- 23 71 00 - Thermal Storage
- 23 72 00 - Air-to-Air Energy Recovery Equipment
- 23 72 13 - Heat-Wheel Air-to-Air Energy-Recovery Equipment
- 23 72 16 - Heat-Pipe Air-to-Air Energy-Recovery Equipment
- 23 80 00 - DECENTRALIZED HVAC EQUIPMENT