Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-18X48 Finish:Designer Color - Velvet Black Use for applications with round

Use for applications with round ductwork to create a clean and easy to install finish for your round registers or diffusers

three or four diffusers per panel * Countersunk sunk screwholes for ceiling mount * Standard Color or Designer Color Finish available on this product

Performance Data With Multi-Shutter Damper

904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 24" Duct Opening (front blades parallel to shortest dimension)

Aluminum Airfoil Blade Grille - Horizontal Fixed Blade 907-18X48 Finish:Designer Color - Velvet Black Use for applications with roundStandard Features Surface mount fixed blade grille with airfoil blades at 0 Blades are parallel to the longest dimension Blades spaced at 2 3" Extruded aluminum surface mount frame with signature line marks Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder finish Soft White Options Recessed screwdriver operated Opposed Blade Damper 2" ADC compliant round collar with bead for ease of