SUBPART B—Brattice Cloth and Ventilation Tubing (§7.21 to §7.31)
- 7.21—Purpose and effective date.
- 7.22—Definitions.
- 7.23—Application requirements.
- 7.24—Technical requirements.
- 7.25—Critical characteristics.
- 7.26—Flame test apparatus.
- 7.27—Test for flame resistance of brattice cloth.
- 7.28—Test for flame resistance of rigid ventilation tubing.
- 7.29—Approval marking.
- 7.30—Post-approval product audit.
- 7.31—New technology.