PIPE LABEL REFERENCE

23-0553 App A Rev 6 | ID1 Scope | services
LABEL SIZE REQUIREMENTS (TABLE 1)
Pipe / Tube Size (OD)Text HeightLabel Height
1/4"1/4"1/2"
1/2" to 3/4"3/8"1/2"
1" to 2-1/2"7/8"1"
3" to 5-1/2"1-7/8"2"
6" and larger3-1/2"4"
Pipe size includes insulation O.D. for correct label size | Direction arrow sizing to match text letter height
Label Size Chart