The dorgard helps solve the problem of wedged open fire doors, an acoustically operated fire door hold open device.
- Cost effective, safe and legal way to hold open fire doors
- Battery operated and integral power on LED indicator
- Quick and easy to install
- Automatic night-time release facility
- Smart unobtrusive design
- Floor plate included for heavy doors or slippery floor surfaces
- Complies with BS EN 1155: 1997