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

23 60 00 Central Cooling Equipment

23 61 00Refrigerant Compressors23 62 00Packaged Compressor and Condenser Units23 63 00Refrigerant Condensers23 64 00Packaged Water Chillers23 65 00Cooling Towers

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