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Battery Powered, Acoustically Operated, Wire Free, Tough ABS Case, Battery Life 12 Months plus, Simple to Install less than 5mins, Fail Safe Operation, Complies with relevant BS EN Standards.
Dorgard is the simple, reliable acoustic device that holds a fire door open in any position and then automatically releases the door should a fire alarm sound. Inexpensive to buy. Quick and easy to install. It simply screw fixes to the bottom of the door in a matter of minutes with no risk to the fire door’s integrity. The rubber plunger/stopper is in contact with the floor and unlike conventional magnetic retainers the Dorgard can hold the door in any position. When the fire alarm is sounded Dorgard’s integral audio electronics retracts the plunger/stopper to allow the door to close. Dorgard is supplied as a kit and includes: The Dorgard, 2 x C size batteries, fitting template, user guide, floor plate, floor grip and fixing screws.
Dorgard complies with the following standards:
BS EN 1155:1997 - Manufacturers classification number 357113. Building Hardware - Electrically powered hold-open devices for swing doors.
BS EN 50081-1:1992 - Electromagnetic compatibility. Generic emission standard. Residential, commercial and light industry.
BS EN 50082-1:1997 - Electromagnetic compatibility. Generic immunity standard. Residential, commercial and light industry. Dorgard also complies fully with all relevant European Directives and UK Workplace Regulations (Fire Precautions) 1997.
Overall height:205mm, Main Casing height:153mm, Width:195mm,
Depth:45mm, Plunger/stopper travel:20mm, Packed weight:940g.
Casing material & floor plate: tough ABS.
Battery: 2 x C alkaline (Lr14), Battery life: expectancy + 12months.