Samuel Heath Perko-Powermatic is a light to medium duty concealed door closer in a fixed power size 3.
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Perko Powermatic® is a CE marked, controlled, concealed hydraulic door closer conforming to BS EN 1154: 1997 power size 3, making it ideal for many commercial, leisure, public and domestic fire door applications. Invisible when the door is closed, Perko Powermatic® offers the ultimate in door control without the need to compromise on the appearance of the door itself or the aesthetics of the finished project. Opening forces comply with the requirements of Approved Document M for doors of a minimum width of 826mm whilst still conforming to BS EN 1154: 1997 due to the 80% “ultra-efficiency” which exceeds the recommended 65% for fire doors on accessible routes, closer and plates should be bedded in Alfacryl FR Intumescent Acrylic Mastic.
• Fixed power size 3
• Max door weight 80kg - Max door width 950mm
• Fully certified to EN1154, EN1634, CE Marked
• Light to medium duty door closer
Please note that the door should have a minimum thickness of 44mm. The critical dimension is the distance between the centre of the hinge knuckle and the centre of the door closer’s face plates located in door and frame, which must be between 25 and 35mm.
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