- 02510 - Water Distribution
- 02550 - Piped Energy Distribution
- 03 39 00 - Concrete Curing
- 03390 - Concrete Curing
- 09 97 00 - Special Coatings
- 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 48 00 - Cleaning and Disposal Equipment
- 11 57 00 - Vocational Shop Equipment
- 11 70 00 - HEALTHCARE EQUIPMENT
- 11 92 00 - Agricultural Equipment
- 11110 - Commercial Laundry and Dry Cleaning Equipment
- 11140 - Vehicle Service Equipment
- 11200 - Water Supply and Treatment Equipment
- 11250 - Water Softening Equipment
- 11310 - Sewage and Sludge Pumps
- 11390 - Package Sewage Treatment Plants
- 11440 - Cleaning and Disposal Equipment
- 11500 - Industrial and Process Equipment
- 11700 - Medical Equipment
- 11870 - Agricultural Equipment
- 13200 - Storage Tanks
- 13260 - Sludge Conditioning Systems
- 13400 - Measurement and Control Instrumentation
- 13600 - Solar & Wind Energy Systems
- 15080 - Mechanical Insulation
- 15105 - Pipes and Tubes
- 15110 - Valves
- 15120 - Piping Specialties
- 15130 - Pumps
- 15450 - Potable Water Storage Tanks
- 15470 - Domestic Water Filtrating Equipment
- 15500 - Heat Generation
- 15510 - Heating Boilers and Accessories
- 15520 - Feedwater Equipment
- 15540 - Fuel-Fired Heaters
- 15550 - Breechings, Chimneys, and Stacks
- 15710 - Heat Exchangers
- 15780 - Energy Recovery Equipment
- 16440 - Switchboards, Panelboards, and Control Cen
- 16470 - Power Distribution Units
- 21 05 19 - Meters and Gages for Fire-Suppression Systems
- 21 05 23 - General-Duty Valves for Water-Based Fire-Suppression Piping
- 21 07 00 - Fire Suppression Systems Insulation
- 21 07 16 - Fire-Suppression Equipment Insulation
- 21 07 19 - Fire-Suppression Piping Insulation
- 21 41 00 - Storage Tanks for Fire-Suppression Water
- 21 41 16 - Elevated Storage Tanks for Fire-Suppression Water
- 21 41 26 - Underground Storage Tanks for Fire-Suppression Water
- 22 05 19 - Meters and Gages for Plumbing Piping
- 22 05 23 - General-Duty Valves for Plumbing Piping
- 22 07 00 - Plumbing Insulation
- 22 07 16 - Plumbing Equipment Insulation
- 22 07 19 - Plumbing Piping Insulation
- 22 12 00 - Facility Potable-Water Storage Tanks
- 22 12 16 - Facility Elevated, Potable-Water Storage Tanks
- 22 32 00 - Domestic Water Filtration Equipment
- 22 33 30 - Residential, Electric Domestic Water Heaters
- 22 63 19 - Gas Storage Tanks for Laboratory and Healthcare Facilities
- 23 05 19 - Meters and Gages for HVAC Piping
- 23 05 23 - General-Duty Valves for HVAC Piping
- 23 07 00 - HVAC Insulation
- 23 07 13 - Duct Insulation
- 23 07 16 - HVAC Equipment Insulation
- 23 07 19 - HVAC Piping Insulation
- 23 12 16 - Facility Gasoline Dispensing Pumps
- 23 13 00 - Facility Fuel-Storage Tanks
- 23 13 13 - Facility Underground Fuel-Oil, Storage Tanks
- 23 21 23 - Hydronic Pumps
- 23 50 00 - CENTRAL HEATING EQUIPMENT
- 23 51 00 - Breechings, Chimneys, and Stacks
- 23 51 13 - Draft Control Devices
- 23 51 16 - Fabricated Breechings and Accessories
- 23 51 19 - Fabricated Stacks
- 23 51 23 - Gas Vents
- 23 51 33 - Insulated Sectional Chimneys
- 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 53 00 - Heating Boiler Feedwater Equipment
- 23 53 13 - Boiler Feedwater Pumps
- 23 53 16 - Deaerators
- 23 55 00 - Fuel-Fired Heaters
- 23 55 13 - Fuel-Fired Duct Heaters
- 23 55 23 - Gas-Fired Radiant Heaters
- 23 55 33 - Fuel-Fired Unit Heaters
- 23 56 00 - Solar Energy Heating Equipment
- 23 57 00 - Heat Exchangers for HVAC
- 23 57 16 - Steam-to-Water Heat Exchangers
- 23 57 19 - Liquid-to-Liquid Heat Exchangers
- 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
- 26 24 00 - Switchboards and Panelboards
- 26 26 00 - Power Distribution Units
- 33 10 00 - WATER UTILITIES
- 33 11 00 - Water Utility Distribution Piping
- 33 11 13 - Public Water Utility Distribution Piping
- 33 11 16 - Site Water Utility Distribution Piping
- 33 11 19 - Fire Suppression Utility Water Distribution Piping
- 33 13 00 - Disinfecting of Water Utility Distribution
- 33 16 00 - Water Utility Storage Tanks
- 33 16 16 - Underground Water Utility Storage Tanks
- 33 16 19 - Elevated Water Utility Storage Tanks
- 33 50 00 - FUEL DISTRIBUTION UTILITIES
- 33 51 00 - Natural-Gas Distribution
- 33 52 00 - Liquid Fuel Distribution
- 33 52 13 - Fuel-Oil Distribution
- 33 56 00 - Fuel-Storage Tanks
- 33 56 16 - Underground Fuel-Storage Tanks
- 33 56 43 - Aviation Fuel-Storage Tanks
- 33 56 53 - Compressed Gases Storage Tanks
- 33 60 00 - HYDRONIC AND STEAM ENERGY UTILITIES
- 33 61 00 - Hydronic Energy Distribution
- 33 63 00 - Steam Energy Distribution
- 40 90 00 - INSTRUMENTATION AND CONTROL FOR PROCESS SYSTEMS
- 41 00 00 - MATERIAL PROCESSING AND HANDLING EQUIPMENT
- 42 00 00 - PROCESS HEATING, COOLING, AND DRYING EQUIPMENT
- 42 12 23 - Solar Process Heaters
- 42 13 26 - Industrial Solar Radiation Heat Exchangers
- 43 00 00 - PROCESS GAS AND LIQUID HANDLING, PURIFICATION, AND STORAGE EQUIPMENT
- 43 21 00 - Liquid Pumps
- 44 40 00 - WATER TREATMENT EQUIPMENT
- 44 41 13 - Packaged Water Treatment Plants
- 44 42 53 - Water Treatment Oil/Water Separators
- 44 44 00 - Water Treatment Chemical Systems Equipment
- 44 44 13 - Water Treatment Chemical Feed Equipment
- 44 46 00 - Sludge Treatment and Handling Equipment for Water Treatment Systems
- 45 00 00 - INDUSTRY-SPECIFIC MANUFACTURING EQUIPMENT
- 48 14 00 - Solar Energy Electrical Power Generation Equipment
- 48 15 00 - Wind Energy Electrical Power Generation Equipment