Aluminum Airfoil Blade Double Deflection Diffuser 904-48x18 Accessories 3-way register with stiffened 1/2"

3-way register with stiffened 1/2" fan shaped louvers for silent operation

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 20" Duct Opening (front blades parallel to shortest dimension)

2x4 T-Bar (20" x 44" duct)

855 Series Submittal

Aluminum Airfoil Blade Double Deflection Diffuser 904-48x18 Accessories 3-way register with stiffened 1/2"904 Double Deflection Adjustable Aluminum Blade Grille for a 48" x 18" 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