Description
- Helps meet NFPA marking requirement #704-1990
- Printed on clear vinyl, self-adhesive squares
- Come in packages of 20 numbers
- Two sizes available:
- 4-1/4" x 4-1/4" for use with a 10" x 10" label/sign
- 7-1/2" x 7-1/2" for use with a 16" x 16" label/sign
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