What is the specifications for the emergency "EXIT" sign that will meet the IFC 2003 code?

Question

What is the spcifications for the emergency "EXIT" sign that will meet the IFC 2003 code? (IFC=International Fire Code). specifications such as the minimum Size, color, how bright (how far away the sign can be seen), how long it has to stay ON when power OFF. what type of material the "EXIT" sign made of. How big the Letters? Thanks LSI

Answer 1

http://www.labsafety.com/refinfo/ezfacts/ezf265.htm

http://www.iccsafe.org/cs/codes/ifci.html

http://www.nfpa.org/index.asp?cookie%5Ftest=1