608.8.2.2 Lettering size.
PC § 608.8.2.2
The size of the background color field and lettering shall comply with Table 608.8.2.2. Table 608.8.2.2Size of Pipe Identification Pipe Diameter(inches)Length BackgroundColor Field(inches)Size of Letters(inches)3/4 to 1 1/480.51 1/2 to 280.752 1/2 to 6121.258 to 10242.5over 10323.5 For SI: 1 inch = 25.4 mm.













