This mounting plate mounts the RCV-12 on smaller surfaces such as cabinets with front lift doors, surfaces with smaller window openings, less than 11 inches vertically,  and smaller window surfaces. This mounting plate has the gasket to seal around the perimeter of RCV-12 housing and a felt liner for the unit to compress the film against. Hardware is included for the for retaining mounting plate and the RCV-12 unit to the cabinet.