Dorgard SmartSound is a wireless fire door retainer which holds fire doors open. The unit continually listens for the frequency of the alarm and once verified, will automatically release the door to close. It enables greater accessibility and complies with fire regulations.

The product offers three year's peace of mind with warranty, battery and service frequency. Suitable for environments that already have an automatic fire detection system installed:

• Offices
• Care Homes
• Hotels
• Hostels
• Schools

For data sheets, test reports and more information please copy and paste this link into your browser: https://www.astroflame.com/Dorgard-SmartSound.html