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855 Series Submittal
*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches
22 gauge galvanized steel roll formed frame
Concealed mounting holes with mounting screws
115T Series Engineering/Performance Data
Aluminum Airfoil Blade Double Deflection Diffuser 903-20X10 Damper:without Damper 855 Series SubmittalStandard 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
