conduit in door fire rating

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Electrical hinges or a power transfer units are the most commonly used practices to run electric power to locks and/or strikes. Electric Hinges: Most electric hinges will fit into a standard 4 ...
The 3130 Series closer is UL listed- Fire Rated (UL-10C) for up to 3 Hr.The Door and Frame Manufacturer needs to be contacted to verify their Door/Frame rating would not be compromised wh...
High Definition (High Def) door panel designs have deeper shadow lines than conventional CE-Series designs. CE-Series doors are available with optional High Definition (HD2 and HD2A) door panel de...
The Von Duprin Guard-X exit device is not fire rated because the deadbolt is not spring loaded. Therefore, there would be no positive latching as required on a fire rated opening. 
There is no fire rating for butt hinges, but NFPA 80 says to use steel material and ball bearing hinges for fire rated openings.
Yes, Steelcraft doors and/or frames are available and can carry a UL, WH or FM label. The type of fire label (UL, WH or FM) is dictated by the specifications and local building code. Doors ...
The AD and CO locks both have a 3 hour fire door rating. Please see URL for more info.  UL Fire Rating List