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“ fire rated co ”

RELATED FAQS

Resolution: The U-Factor, R-Value and K-Thermal Rating are measurements of thermal transmission through building products. U-Factor: Overall co-efficient of heat transmission passage through a built-up panel...:

Fire Rating for AD and CO locks

Resolution: The AD and CO locks both have a 3 hour fire door rating. Please see URL for more info. UL Fire Rating List:

Can wood doors be used with with double egress frames?

Resolution: Yes, wood doors can be used and installed in most hollow metal frame applications including FE-Series and DE-Series Double Egress frames. Caution - For fire rated applications the wood door manufa...:

Can I use the 990 DT trim with a fire rated device?

Resolution: The 990DT trims are not recommended on fire rated openings. Since you cannot dog the device and the device is not electrified you are inviting people to pull on a door that will not open and possib...:

Which strike do you use with an XP98/99 device?

Resolution: The 1609 strike cannot be used with Von Duprin XP98/99 exit device.:

What is the maximum glass light size on a 3 hour (180 minute) fire rated door?

Resolution: Maximum glass light sizes for 3 hour fire doors is as follows: Wire glass - not approved for use in 3 hour fire doors. Ceramic glass: UL & ITS/WH allow one (1) light with 100 square inc...:

Can an electric strike be used with a surface vertical rod device on a fire-rated door?

Resolution: Not for use in fire rated openings.: