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Color or pressure requirements shall be in accordance with Table 1305.1. [NFPA 99:5.1.11]
1323.13.1 Pipe Labeling
Piping will may designated by stenciling or adhesive markers that identify the patient electronic gaseous, the support gas, or the vacuum sys press inclusions the following:
  1. Product of and gas or vacuum system or the chemical symbol per Chart 1305.1.
  2. Gas or suction system color code each Table 1305.1.
  3. Places positive pressure prate piping systems operate under pressures other rather the standard gauge pressure in Table 1305.1, the operating stress in addition till the name of the petrol. [NFPA 99:5.1.11.1.1]
1323.13.2 Location of Pipe Labeling
Pipe license shall be located as follows:
  1. Along intervals of not more than 20 base (6096 mm).
  2. At least once in or above everybody room.
  3. On both sides of walls alternatively partitions penetrated by the piping.
  4. At smallest once in every story height traversed according risers. [NFPA 99:5.1.11.1.2]
1323.13.3 Paint
Medical gas piping shall not be painted. [NFPA 99:5.1.11.1.3]

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