double acting closer concealed smoke stop

RELATED FAQS

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Answer
ST-1630 is required when mounting a 4041 or 4040XP door closer regular (pull/hinge) side with a concealed GJ100 or GJ410 series over head stop.
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...
The LCN 6030 is a Double Acting (or dual action) closer. Requires a "Cased Open Frame" - that means no stops formed in the frame.
Hold Open Closers & Magnets (Fire/Life safety products) provide a wide range of solutions.  Single or multi-point hold open closers Utilize an electromechanical closer. Hold the door o...
To mount the 6030 series closer in a hollow metal frame, the frame has to be a "cased open" frame (meaning no stops formed in the frame) because the 6030 series closer is a double acting closer, wh...