- Author
- Thorsell, S. R.
- Title
- Flexible Duct Wrap as an Alternative to Fire-Resistance-Rated Shaft Enclosures in the International Codes.
- Coporate
- National Evaluation Service, Inc.
- Journal
- Code Official, Vol. 35, No. 3, 42-48, June 2001
- Keywords
- ducts | enclosures | codes | fire resistance rating
- Identifiers
- flexible duct wrap systems; applicable code requirements; alternative to fire resistance rated shaft; alternative to a shaft enclosure for kitchen exhaust grease ducts; alternative method to reduce clearance to combustible materials