Constucted from 9 gauge galvanised steel rod, this plastic coated cage is designed as a Smoke Beam guard an is ideal to protect our Exitguard, Aidalarm and Stop n Search models from vandalism and misuse. The cage has a large front opening to allow for normal operation of the units. Length 225mm Width 140mm Depth 125mm Installation fixings are provided. Cages for other applications available on request.