8 X 8 Air Return Grille Stamped Steel - Non Filter Stamped Face Return Grille 8x8 Return grille covers wall and door holes for air transfer where there is no need to hold a filter. Vanes are fixed. Steel construction. Color-White. Comes with mounting screws. Covers 8" x 8" opening. Register face is 9-3/4" x 9-3/4".