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Dorgard Door Closer

Dorgard Door Closer

This acoustically
activated fire door retainer keeps a fire door open legally and closes the door in the event of an alarm.

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Product Description

This acoustically
activated fire door retainer keeps a fire door open legally and closes the door in the event of an alarm.

  • Activated after hearing a continuous sound exceeding 65 decibels
  • Door released 14 seconds after sound activation to allow door to close
  • Overall height – 205mm
  • Casing height – 150mm
  • Width – 195mm
  • Depth – 45mm
  • Built in safety feature releases the closer if the general noise level exceeds 80 decibels
  • Battery operated wireless unit
  • Complies with BS EN 1155
  • Automatic night time release facility
  • Complies with BS 7273-4 Cat C
  • CE marked
  • Black supplied from stock but other colours available by special order