The local EH&S organization shall be consulted to review and approve arrangements for providing fresh and exhaust air during periods of occupancy of cold rooms.
Specialty rooms, designed for human occupancy, shall have latches that can be operated from the inside to allow for escape.
Latches and frames shall be designed to allow actuation under all design conditions, such as freezing. Magnetic latches are recommended.
Doors of walk-in specialty rooms shall have viewing windows and external light switches.