Dorma Silver Overhead Fire Rated Door Closer

Power adjustable.
Suitable for doors up to 1100mm wide.
Fire tested for 2 hours (timber fire door) and 4 hours (steel fire door).
Size 2-4
Will exert an opening force of 30N or less when fitted to a fire door (size EN3) measuring 890mm and above
Adjustable sweep speed
Adjustable latching speed
Adjustable closing force
CERTIFIRE approved for fire doors ITT120 MM/IMM240
Independent testing to BS EN 1154
CE Marked