TRUaire's Floor and Baseboard Registers and Grilles simply complete your home's heating and cooling needs. We offer basic models, deluxe register models, and over-sized models with screw holes for mobile homes. All of TRUaire's floor and baseboard registers and grilles proudly feature our exclusive SmoothGlide Technology, 100 percent powder coated for rust and corrosion resistance, and an easy-open slotted face. Options include choice of fin design and spacing, and most models offer the choice of a pristine white or brown finish to fit your home, and of course, exceed expectations. TRUaire™ Return Air Floor Grille, 1-Way, Series: 154R, 12 in W x 24 in H, 660 to 1695 cfm, 240.5 sq-in, 90 deg Deflection, 1/2 x 2 in Blade Spacing, Steel, Powder Coated, Import