Dorgard Automatic Fire Door Hold Automatic Fire Door Hold for Use with Fire Doors

Battery powered and acoustically operated, Dorgard provides a self contained, easy to install means of keeping a firedoor open that will release automatically should the fire alarm sound.,Batteries and fixings included.

Compliance: CE marked & tested to BS EN1155
Activation: >65dB for 10-15 seconds
Batteries: 2 x Alkaline C cells (RS Stock No. 591-231 or equivalent)
Battery life: 12-18months
Low Battery Warning: Intermittent audible
Size and weight: W. 195m x H. 205mm x D. 45mm Wt. 940g
Colour: Black