The purpose of this guide is to amalgamate fire and sound data for steel floor and wall assemblies that are relevant to residential and light commercial construction. Fire data has been compiled from the following five sources:

Underwriters’ Laboratories of Canada ULC
7 Underwriters Road
Toronto, Ontario, Canada M1R 3B4
www.ulc.ca

National Research Council of Canada NRCC
Institute for Research in Construction
1200 Montreal Road
Ottawa, Ontario, Canada K1A OR6
www.NRCC.ca/irc

Underwriters Laboratories Inc. UL
333 Pfingsten Road
Northbrook, Illinois, U.S.A. 600062-2096
www.ul.com

Gypsum Association GA
810 First Street NE, #510
Washington, D.C., U.S.A. 20002
www.gypsum.org

Factory Mutual Research FM
FM Global Corporate Offices
1301 Atwood Ave.
PO Box 7500
Johnston, Rhode Island, U.S.A. 02919
www.fmglobal.com