what is an OH holder

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ST Number Product 1 Product 2 Description ST-2776 4040XP Rw/62A Overhead stop 81, 90, 100, 410, 450 series The standard P...
The SEH is an "electronic holder" (ONLY) that is used to hold open a Fire Rated opening. It requires a door closer to be mounted on the opposite side. It is normally used on an existing opening wit...
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.
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...
Using Soss hinges with closers can require special device and preparation locations. If you have questions on specific closer applications, please e-mail your request (including a description ...
The 4330 / 4430 is an obsolete ME closer replaced by the 4310ME or 4410ME Series.
The original 4B battery holder used with the AD and CO Series products is updated to improve performance.  The issues addressed include: -    New ledges are added near eac...