Aluminum Airfoil Blade Double Deflection Diffuser 903-36X8 Finish:Designer Color - Bronze 904 - Double Deflection Adjustable

904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 12" Duct Opening (front blades parallel to shortest dimension)

Ceramic fiber blade insulation with fiberglass cover*

3 cone steel diffuser with hinged core for easy duct access

12" and 14") * HVD OR - factory installed opposed radial damper (sizes 6"-14") * HVD FR - U

Aluminum Airfoil Blade Double Deflection Diffuser 903-36X8 Finish:Designer Color - Bronze 904 - Double Deflection AdjustableStandard 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