Aluminum Airfoil Blade Double Deflection Diffuser 903-48X24 Finish:Designer Color - Storm Gray Extended sleeve (2751)

Extended sleeve (2751)

Standard Features * Galvanized steel panel * Square hole: 6" thru 22" sizes * Seismic support holes * 2x2 * Soft White Options * 1x2

Countersunk mounting holes for flush appearance

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 8" Duct Opening  (front blades parallel to shortest dimension)

Round ceiling radiation butterfly damper

Aluminum Airfoil Blade Double Deflection Diffuser 903-48X24 Finish:Designer Color - Storm Gray Extended sleeve (2751)Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension, back blades parallel to the shortest dimension Extruded aluminum surface mount frame with signature line marks Provides 4 way air flow on one plane Nylon bushings on adj. blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust resistant pre coat with durable powder