Dorgard Acoustic Fire Door Retainer Black

Dorgard is a wireless fire door retainer that holds open fire doors, allowing them to automatically close on the sound of the fire alarm. Once programmed to the sound of your fire alarm, the Dorgard is installed onto the bottom of the fire door and listens out for a continuous fire alarm of 14 seconds or more before releasing the door.

• Easily installed in under 5 minutes
• Meets all regulatory requirements
• Safely holds open fire doors
• Improves ventilation within a building
• Assists with infection control
• Battery powered - no cables