Irwin, W. T.
view article (9.9981365)
Duct Penetrations of One-Hour Fire Resistance Rated Nonloadbearing Walls/Partitions.
Certain Teed Corp., Valley Forge, PA
ASHRAE Transactions,
Vol. 92,
No. 1B,
556-565,
1986
SF-86-12; No. 3,
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. 1986 Winter Meeting. January 19-22, 1986,
San Francisco, CA,
1986