744 - Heavy Duty with Back Check

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  • Suitable for both heavy interior and exterior doors
  • Perfect for doors exposed to conditions of pressure and heavy use - typical applications include schools, supermarkets, offices and other public buildings
  • Maximum door weight 120kg, maximum door leaf width 1400mm
  • When installed with a sliding arm 194, the maximum door weight is 80kg and the maximum door leaf width is 1100mm


  • Adjustable class 2-6 closing force according to EN1154 and class 2-6 in ANSI 156.4
  • The 8726 is universal and can be fitted as App. 1, App. 66 or App. 61
  • Easy adjustment of arm height (maximum 14mm)
  • Separate adjustment of closing and latching speed
  • Starting angle for latching can be adjusted
  • Adjustable back-check (BC) as a standard feature
  • Delayed closing (DC) as an accessory
  • Two pressure relief valves to protect against abuse
  • Suitable for fire doors with recommended arm 199
  • Operating temperature -35ºC to +50ºC
  • Hold open device 152 available for use in conjunction with slide arm
  • Arm Height: Can be adjusted (by a maximum of 14mm) by moving the grooved spindle in a vertical direction
  • Adjustments:
  • The starting angle for back check, delayed closing and latching speed can be adjusted by selecting the desired arm position in relation to the grooved spindle.  Each groove represents an angle of 11º
  • Separate adjustable valves for latching and closing speed, delayed closing and back check
  • Closing force can be adjusted for different door sizes and weights
  • Available in SIL, B and SS finishes


  • Silver


  • EN 1154
  • EN 1634
  • Certificate number: 0432-CPD-0047 
  • Achieves the following classification in App. 1 & App. 61 482/6113
Ordering Options
Regular Arm EN1-6
Parallel Arm EN1-5
Slide Channel EN1-4
Slide Channel Hold Open EN1-4

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