Astragals are required on:
3 hour fire rated pairs:
Double doors - swinging in the same direction
Double Egress - swinging in opposite directions
Fire rated Dutch Doors
Fire rated 1 3/4" t...
The 4040SE uses the regular arm for any Push Side mounting (minimum 28" door width).
ST-2788 (a special arm and track) can be used to mount a 4040SE on the Push Side of a smaller (narrow) door. Sm...
The overhead concealed operators (2850/2860) will not work on a Double Egress frame because the doors are not in the same plane. You will have to use the surface mount (9553 / 9563) on Double Egres...
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...
LCN does offer a 2810 Senior Swing / 2010 manual closer combo for a pair of doors. Both units contained within the same Senior Swing header.
To order a paired operator with a 2810 on&nb...
Overhead Concealed door closers are used to provide a more aesthetic look to the opening.
Concealed in either the frame or the door
Offer the ability to be adjusted to maintain control o...