Connection used on the emergency operating line of a fire curtain, made of two pieces of metal connected by adhesive or solder designed to melt and release at a specific temperature, and thus allow the fire curtain to descend.
Also used on some smoke hatches, dampers, and fire doors.
One example:
http://www.drillspot.com/pimages/3556/355608_300.jpg
Also used on some smoke hatches, dampers, and fire doors.
One example:
http://www.drillspot.com/pimages/3556/355608_300.jpg
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