Subpart B — Brattice Cloth and Ventilation Tubing
- §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.