46 C.F.R. § 108.457 Pressure release.
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Each air tight or vapor tight space, such as a paint locker, that is protected by a CO2 system must have a means for releasing pressure that accumulates within the space if CO2 is discharged into the space.
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PART 108—DESIGN AND EQUIPMENT
Subpart D—Fire Extinguishing Systems
Fixed Carbon Dioxide Fire Extinguishing Systems
§ 108.457 Pressure release.
