(1)
The outdoor conditions to be used in designing heating, ventilating and air-conditioning systems shall be determined in conformance with MMAH Supplementary Standard SB-1, “Climatic and Seismic Data.”
The outdoor conditions to be used in designing heating, ventilating and air-conditioning systems shall be determined in conformance with MMAH Supplementary Standard SB-1, “Climatic and Seismic Data.”