Model XG-7300 is an economical steel-faced perforated supply diffuser with a fiberglass plenum, designed to allow field installation of the inlet collar (by others).

Model XG-7300R is an economical steel-faced perforated return diffuser with a fiberglass plenum, designed to allow field installation of the inlet collar (by others). The XG-7300R provides a return air complement to model XG-7300.