Description
These Perko Powermatic concealed closers are controlled closers that use a hydraulic system to close the door.
Successfully type tested to BS EN 1154: 1997 power size 3 to suit doors up to a maximum door weight of 80kg and a maximum door width of 950mm.
BS EN 1634-1 approved for use on one hour and half-hour fire doors.
BS 476 tested for one-hour and half-hour fire doors.
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