Tag Archives: B2010 Exterior Walls

Where to find compliant NFPA 285 test data

Designers, specifiers, and code officials are unfamiliar with the best ways to locate information regarding National Fire Protection Association (NFPA) 285 test data and tested assemblies. This article provides guidance on how and where to find compliant tested assemblies and the extension of test data through engineering analyses.

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Masonry cavities

The conversation about the cavity in masonry wall systems, to say the least, is ongoing. There is a general agreement on the need for separation between the backside of the veneer and the exterior face of the structural backup wall. However, there is some discussion about the functions this cavity performs and their prioritization.

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