|
|
Article: Redux: The Meaning of Fire Resistance Ratings.(all things GYPSUM)
- Article from:
- Walls & Ceilings
- Article date:
- February 1, 2008
- Author:
CopyrightCOPYRIGHT 2008 BNP Media. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
|
Note: Occasionally we create an article that never seems to lose its applicability. Such is one that my predecessor, Jerry Walker, originally wrote back in 2000, The Meaning of Fire Resistance Ratings. Of all the articles we have contributed to Walls & Ceilings, this one continues to generate the most questions for follow-up information. At the unintended risk of appearing lazy this month, we have brushed up and re-cast the original article to make it timely.
[ILLUSTRATION OMITTED]
Fire protection engineers and other fire-testing experts understand that fire resistance ratings are derived from tests run in a laboratory setting. However, based on the ...