Get a deal on the 20" x 4" Aluminum Airfoil Blade Grille with 0° Fixed Blades Parallel to Long Dimension in soft white (Shoemaker 907-20X4) here at PlumbersStock. The 907 series has surface-mounted airfoil blades that are fixed at 0 degrees, and they run parallel to the longest dimension given. This grille does not feature an opposed blade damper. You need the 907-O series for that. The extruded aluminum frame is made with signature line marks. Shoemaker is known for engineering innovation and practical solutions.
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