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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches
425 Series Submittal
Fixed bars with 0° deflection
Adjustable directional dampers with shut-off
055 T6 extruded aluminum frame * 90% free area * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 600 O - opposed blade damper * No Labor Collar - Square to round (square sizes only) * 600 T - T-Bar mount * 1/2" x 1/2" x 1" Lattice or 1" x 1" x 1" Lattice * Fractional sizes
Aluminum Airfoil Blade Single Deflection Diffuser 901-18X36 Accessories *Note: Ceramic fiber blade insulationStandard Features * Extruded aluminum (. 055 T6) surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of airfoil blades * Countersunk mounting holes for flush appearance with color matching Phillips posi drive screws * Single deflection diffuser with adjustable airfoil blades * Airfoil blades are parallel to longest dimension * Allows 2 way air deflection on one plane * Soft White Options * 901 O with recessed screwdriver
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