Dorgard Fire Door Retainer

Uniquely-designed self-contained unit providing a simple and effective way of retaining and releasing fire doors safely and legallyWill hold open fire doors which are fitted with a door closer but will safely release the door should the fire alarm soundSimply attach the unit to the base of the door and push the plunger downwards to hold the open door in placeSupplied with 2 C batteries, instructions and fixingsRequires no wiring or mains powerCan be installed in under 5 minutes Complies with all relevant European Directives and UK Workplace RegulationsEach