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904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 10" Duct Opening (front blades parallel to shortest dimension)
One-piece removable slide damper for off-season closure
three or four diffusers per panel * Countersunk sunk screwholes for ceiling mount * Standard Color or Designer Color Finish available on this product
91 Series Submittal
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
Aluminum Airfoil Blade Double Deflection Diffuser 904-24X20 past 12 months 904 - Double Deflection Adjustable904 Double Deflection Adjustable Aluminum Blade Grille For a 24" x 20" Duct Opening (front blades parallel to shortest dimension) Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to shortest dimension, back blades parallel to longest 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
