Dorgard Fire Door Retainer
by Hoyles Electronic Developments
DORGARD constantly listens for the sound of a fire alarm. When the fire alarm sounds Dorgard will release and allow the fire door to close. It is important that all fire check doors to which DORGARDs are fitted have efficient door closer mechanisms. The Dorgard needs to hear a fire alarm that exceeds 65db for longer than 20 seconds to release the door.
Battery powered
Acoustically operated
Wire free
Tough ABS case
20 second delay before door releases
12 month + battery life
Simple to install (less than 5 minutes)
Fail safe operation
Available in 4 colours - select required colour from drop down list
Hold doors up to 120kilos
Specification Details for Dorgard Fire Door Retainer (Miscellaneous)
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Hoyles Electronic Developments is consulted before specifying.
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