The Agrippa battery operated door holding device is a wireless operation. The device learns the sound of the building's fire alarm and is then programmed to release upon hearing that sound.

• Advanced, intelligent digital technology learns the sound of the building's fire alarm, meaning false activations are almost eradicated
• Easy to install and programmed
• 200N Holding force
• Conforms to EN1155 and CE marked
• Can be programmed for daily timed releases
• Door closer is 'swing-free' and has adjustable closing speed