Whitpapers Publication

Annular Space Protection of Openings Created by Penetrations of Tubular Steel Conduit, A Review of UL Special Service Investigation, File NC 546, Project 90NK11650

1 | Status: Active | ID: 100675

Summarizes the results of a study of various annular space protection materials installed in a concrete block wall, concrete floor assemblies, gypsum wallboard/wood joist/plywood deck floor-ceiling assemblies and two varieties of gypsum wallboard/steel stud wall assemblies.

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Published Date: Oct.13.2004

Staff Contact: Casey Granata

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Keywords

ANNULAR SPACE PROTECTION OF OPENINGS CREATED BY PENETRATIONS OF TUBULAR STEEL CONDUIT, A REVIEW OF UL SPECIAL SERVICE INVESTIGATION, FILE NC 546, PROJECT 90NK11650