AVS — Type BW Attic Shield
AVS — Type BW Attic Shield
Assets/Details
Installation Instructions (1 MB, PDF)
Required by Los Angeles Code and UMC
The Type BW attic shield is used on a single-story building or on the top story of a multi-story building for Type BW gas vent. A 26-gauge galvanized sleeve should extend from the top of the ceiling plate into the attic. A Type BW attic shield is required by Los Angeles Code and UMC.
