23 63 33
Evaporative Refrigerant Condensers
23 63 23
Water-Cooled Refrigerant Condensers
23 63 13
Air-Cooled Refrigerant Condensers
23 63 00
Refrigerant Condensers
23 62 46
Packaged Variable-Refrigerant-Flow Air-Conditioning Systems
23 62 23
Packaged Water-Cooled Refrigerant Compressor and Condenser Units
23 62 13
Packaged Air-Cooled Refrigerant Compressor and Condenser Units
23 62 00
Packaged Compressor and Condenser Units
23 61 23
Rotary-Screw Refrigerant Compressors
23 61 19
Scroll Refrigerant Compressors
23 61 16
Reciprocating Refrigerant Compressors
23 61 13.13
Non-Condensable Gas Purge Equipment
23 61 13
Centrifugal Refrigerant Compressors
23 61 00
Refrigerant Compressors
23 60 00
Central Cooling Equipment
23 57 33
Direct Geoexchange Heat Exchangers
23 57 19.16
Shell-Type, Liquid-to-Liquid Heat Exchangers
23 57 19.13
Plate-Type, Liquid-to-Liquid Heat Exchangers
23 57 19
Liquid-to-Liquid Heat Exchangers
23 57 16
Steam-to-Water Heat Exchangers