All back boxes are solid stainless steel construction with a variety of punch outs to accommodate just about any installation:
BXR-300E - recessed back box for Elite Series audio door stations. CAD Drawing
BXR-300EVC - recessed back box for Elite Series audio/video door stations. CAD Drawing
BXR-300 – recessed back box for stainless steel ‘S’ series flush mount audio and audio/video door stations. CAD Drawing
BX-400: Surface Mount – back box for stainless steel ‘S’ series surface mount audio and audio/video door stations. CAD Drawing


