TRUaire Stamped Face Return Air Grille, 1-Way, Series: 170, 14 in W x 8 in H x 1/4 in THK, 1/4 in Overall Depth, 156 to 361 cfm, 77 sq-in, 55 deg Deflection, 1/2 in Blade Spacing, Steel, Powder Coated, Import