Abstract: An assembly for use in mounting an object in an opening in a structural member, the structural member having opposing first and second surfaces, the assembly including a housing that is sized and shaped to define an interior to house the object and that can be received within the opening in the structural member, a trim ring sized and shaped to fit within the interior of the housing and to bear against the second surface of the structural member, and a cover having a first panel sized and shaped to cover the trim ring, the cover having a connector that releasably connects the cover to the housing, the cover further including at least one standoff extending therefrom that is sized and shaped to bear against the trim ring to hold the trim ring in place.

Abstract: A system for mounting an object in an opening in a structural member that has opposing first and second surfaces, the system including a housing with an interior to house the object and receivable within the opening in the structural member, the housing having at least one bendable tab to bear against and support the housing on the first surface of the structural member, the housing further including at least one pair of openings, and a trim ring having an interior side and an opposing exterior side, the interior side having one tab shaped to engage an opening in the pair of openings, the trim ring further including at least a second tab sized and shaped to engage an opening in a second pair of openings in the housing and thereby hold the trim ring in place on the housing while bearing against the second surface of the structural member.

Abstract: An assembly for use in mounting an object in an opening in a structural member, the structural member having opposing first and second surfaces, the assembly including a housing that is sized and shaped to define an interior to house the object and that can be received within the opening in the structural member, a trim ring sized and shaped to fit within the interior of the housing and to bear against the second surface of the structural member, and a cover having a first panel sized and shaped to cover the trim ring, the cover having a connector that releasably connects the cover to the housing, the cover further including at least one standoff extending therefrom that is sized and shaped to bear against the trim ring to hold the trim ring in place.