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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
w/ Lever Operated Opposed Blade Damper
accepts 6"-16" collar (collar by others)
Holds up to a 4" filter (not included) with filter retention tabs (FG4)
Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser
Stamped steel face with roll formed frame
Aluminum Airfoil Blade Double Deflection Diffuser 904-20X10 Finish:Mill Finish w/ Lever Operated Opposed Blade904 Double Deflection Adjustable Aluminum Blade Grille For a 20" x 10" 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
