23 00 00 "Heating, Ventilating, and Air-Conditioning (HVAC)"

23 60 00 Central Cooling Equipment

23 61 00 Refrigerant Compressors 23 62 00 Packaged Compressor and Condenser Units 23 63 00 Refrigerant Condensers 23 64 00 Packaged Water Chillers 23 65 00 Cooling Towers

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