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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
Standard Features * Steel honeycomb construction * Flush core and frame provides smooth surface * Free area equals more than 75% of nominal size * Driftwood Tan Options * Mounting holes for sidewall and ceiling application * 1600R - reinforced welded core and extra supports for heavy duty application * Standard Color
Installation Ring only
Free area equals more than 75% of nominal size
Designed for protection of ceiling openings in fire rated floor/ceiling assemblies with fire resistance ratings of 3 hours or less
Blades run parallel to longest dimension
Aluminum Airfoil Blade Double Deflection Diffuser 903-18X36 Accessories Standard Features * Steel honeycombStandard 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
