Requirements 3
A)Avoid chlorofluorocarbon (CFC)-based refrigerant use in HVAC&R systems in new buildings.
B) Apply CFC phase-out conversions on all existing HVAC&R systems.
A)Avoid chlorofluorocarbon (CFC)-based refrigerant use in HVAC&R systems in new buildings.
B) Apply CFC phase-out conversions on all existing HVAC&R systems.