|
Union DoorSense J-8755A Acoustic Release Hold-Open Unit Black
Holds the door open, but releases upon the sound of a fire alarm being activated. Timer included for automatic closing. Completely retrofits similar products. Maximum Door Weight 160kg Battery-Operated For Internal Use Easy to Install No Wiring Required... |
£127.99 More Information |
|
Union DoorSense J-8755A Acoustic Release Hold-Open Unit White
Holds the door open, but releases upon the sound of a fire alarm being activated. Timer included for automatic closing. Completely retrofits similar products. Maximum Door Weight 160kg Battery-Operated For Internal Use Easy to Install No Wiring Required... |
£127.99 More Information |
|
Agrippa Wireless Sound-Activated Fire Door Holder White
Sound-activated, wireless fire door holder automatically releases when the fire alarm sounds, preventing the spread of smoke and fire. Integral âDual Modeâ uses 'listen and learn' technology to learn the sound of a fire alarm which helps prevent... |
£129.99 More Information |
|
Agrippa Wireless Sound-Activated Magnetic Fire Door Holder Black
Sound-activated, wireless fire door holder automatically releases when the fire alarm sounds, preventing the spread of smoke and fire. Integral âDual Modeâ uses 'listen and learn' technology to learn the sound of a fire alarm which helps prevent... |
£129.99 More Information |
