23 83 13.16
Radiant-Heating Electric Mats
23 83 13
Radiant-Heating Electric Cables
23 83 00
Radiant Heating and Cooling Units
23 82 41
Water-to-Water Heat Pumps
23 82 39.19
Wall and Ceiling Unit Heaters
23 82 39.16
Propeller Unit Heaters
23 82 39.13
Cabinet Unit Heaters
23 82 39
Unit Heaters
23 82 36
Finned-Tube Radiation Heaters
23 82 33
Convectors
23 82 29
Radiators
23 82 26
Induction Units
23 82 23
Unit Ventilators
23 82 19
Fan Coil Units
23 82 16.14
Electric-Resistance Air Coils
23 82 16.13
Refrigerant Air Coils
23 82 16.12
Steam Air Coils
23 82 16.11
Hydronic Air Coils
23 82 16
Air Coils
23 82 14
Chilled Beams