PIPE-15230-BLKonORNG-LAB-8x2L075-5 The 0.75-inch letters on this orange pipe label will clearly identify your electrical conduits or lines. This self-adhesive pipe marking sticker includes permanent acrylic adhesive with easy-to-remove backing - just peel and stick. It includes a clear laminate coating that is UV, chemical, abrasion and moisture resistant. The label is printed with UV-stable ink and suitable for indoor or outdoor use at temperatures from -40 to +176 F. Label text is: FIBER OPTIC. Are made in the USA and commonly used in industrial, commercial, public and private settings.