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115T Series Engineering/Performance Data
904 - Double Deflection Adjustable Aluminum Blade Grille For a 30" x 16" Duct Opening (front blades parallel to shortest dimension)
T-20 Tamper Proof Screws
1/2" spacing dual angular louvers for strength and maximum free area
accepts 6"-16" collar (collar by others)
Aluminum Airfoil Blade Double Deflection Diffuser 903-18X30 Accessories 115T Series Engineering/Performance DataStandard 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
