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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Opposed Blade Damper standard on 4" widths
enclosed in valve to assure trouble-free operation
Product sizes available to fit spiral pipe diameter 8” – 48
Diffuser available in sizes 6×6 through 20×20
Aluminum Airfoil Blade Double Deflection Diffuser 903-24X20 Damper:Opposed Damper Opposed Blade Damper standard onStandard 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
