Dunham-Bush is an industry leader in the manufacture of heating, refrigeration, and air conditioning equipment for commercial, industrial, and institutional applications.

• See also:
• Masterformat 2004
• 11 57 00 - Vocational Shop Equipment
• 23 30 00 - HVAC AIR DISTRIBUTION
• 23 37 00 - Air Outlets and Inlets
• 23 37 13 - Diffusers, Registers, and Grilles
• 23 37 23 - HVAC Gravity Ventilators
• 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 57 00 - Heat Exchangers for HVAC
• 23 57 16 - Steam-to-Water Heat Exchangers
• 23 57 19 - Liquid-to-Liquid Heat Exchangers
• 23 60 00 - CENTRAL COOLING EQUIPMENT
• 23 61 00 - Refrigerant Compressors
• 23 61 13 - Centrifugal Refrigerant Compressors
• 23 61 16 - Reciprocating Refrigerant Compressors
• 23 61 23 - Rotary-Screw Refrigerant Compressors
• 23 63 00 - Refrigerant Condensers
• 23 64 00 - Packaged Water Chillers
• 23 64 13 - Absorption Water Chillers
• 23 64 16 - Centrifugal Water Chillers
• 23 64 19 - Reciprocating Water Chillers
• 23 64 26 - Rotary-Screw Water Chillers
• 23 65 33 - Liquid Coolers
• 23 70 00 - CENTRAL HVAC EQUIPMENT
• 23 73 13 - Modular Indoor Central-Station Air-Handling Units
• 23 73 23 - Custom Indoor Central-Station Air-Handling Units
• 23 74 00 - Packaged Outdoor HVAC Equipment
• 23 75 00 - Custom-Packaged Outdoor HVAC Equipment
• 23 76 00 - Evaporative Air-Cooling Equipment
• 23 80 00 - DECENTRALIZED HVAC EQUIPMENT
• 23 81 00 - Decentralized Unitary HVAC Equipment
• 23 81 13 - Packaged Terminal Air-Conditioners
• 23 81 16 - Room Air-Conditioners
• 23 81 26 - Split-System Air-Conditioners
• 23 82 00 - Convection Heating and Cooling Units
• 23 82 16 - Air Coils
• 23 82 19 - Fan Coil Units
• 23 82 23 - Unit Ventilators
• 23 82 26 - Induction Units
• 23 82 33 - Convectors
• 23 82 36 - Finned-Tube Radiation Heaters
• 23 82 39 - Unit Heaters
• 41 00 00 - MATERIAL PROCESSING AND HANDLING EQUIPMENT
• 42 00 00 - PROCESS HEATING, COOLING, AND DRYING EQUIPMENT
• 43 00 00 - PROCESS GAS AND LIQUID HANDLING, PURIFICATION, AND STORAGE EQUIPMENT
• 45 00 00 - INDUSTRY-SPECIFIC MANUFACTURING EQUIPMENT
• Masterformat 1995
• 11500 - Industrial and Process Equipment
• 15500 - Heat Generation
• 15510 - Heating Boilers and Accessories
• 15610 - Refrigeration Compressors
• 15620 - Packaged Water Chillers
• 15660 - Liquid Coolers and Evaporative Condensers
• 15670 - Refrigerant Condensing Units
• 15700 - Heating, Ventilating, Air Conditioning Equipment
• 15710 - Heat Exchangers
• 15720 - Air Handling Units
• 15730 - Unitary Air Conditioning Equipment
• 15760 - Terminal Heating and Cooling Units
• 15800 - Air Distribution
• 15850 - Air Outlets and Inlets