- Author
-
Zelinske, R. H.
- Title
- Fire, Strength, and Durability Testing of Air Ducts.
- Coporate
- Underwriters Laboratories, Inc., Northbrook, IL
- Journal
-
Lab Data,
Vol. 3,
No. 3,
9-12,
Summer 1972
- Keywords
-
air ducts
|
fire resistance tests
|
flame resistance tests
|
penetration
|
combustion
|
humidity
|
temperature
|
leakage
- Identifiers
- tests conducted by UL to measure performance of rigid air ducts; tests conducted on flexible ducts and connectors; leakage test for rigid and flexible air ducts