UpCodes logo
Jump To Full Code Chapter
Medical gas and medical vacuum systems shall be supplied from a central supply source of not less than two units, primary and secondary, consisting of one of the following:
  1. Two cylinder banks with not less than two cylinders in each bank.
  2. Not less than two air compressors.
  3. Not less than two vacuum pumps.
  4. A proportioning system for medical air USP.
Exception: A single Category 3 medical gas source system shall not supply more than two adjoining single treatment facilities. [NFPA 99:5.3.1.1.4]

Related Code Sections

551.31 Special Occupancies, Multiple Supply Source
Where a multiple supply system consisting of an alternate power source and a power-supply cord is installed, the feeder from the alternate power ...
551.31 Special Occupancies, Multiple Supply Source
Where a multiple supply system consisting of an alternate power source and a power-supply cord is installed, the feeder from the alternate power ...