18-28-1104.1 General.
   The refrigerant, occupancy and system classification cited in this section shall be determined in accordance with Sections 18-28-1103.1, 18-28-1103.2 and 18-28-1103.3, respectively. For refrigerant blends assigned dual classifications, as formulated and for the worst case of fractionation, the classifications for the worst case of fractionation shall be used.