23 74 00 Packaged Outdoor HVAC Equipment
23 74 16 Packaged Rooftop Air-Conditioning Units
23 74 13 Packaged, Outdoor, Central-Station Air-Handling Units 23 74 16 Packaged Rooftop Air-Conditioning Units 23 74 16.11 Packaged, Small-Capacity, Rooftop Air-Conditioning Units 23 74 16.12 Packaged, Intermediate-Capacity, Rooftop Air-Conditioning Units 23 74 16.13 Packaged, Large-Capacity, Rooftop Air-Conditioning Units 23 74 23 Packaged, Outdoor, Heating-Only Makeup-Air Units 23 74 23.13 Packaged, Direct-Fired, Outdoor, Heating-Only Makeup-Air Units 23 74 23.16 Packaged, Indirect-Fired, Outdoor, Heating-Only Makeup-Air Units 23 74 33 Dedicated Outdoor-Air Units