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Lever operated Opposed Blade Damper
Standard Features * Extruded aluminum construction * 45 fixed blades parallel to longest dimension * Margin edges are 7/8" projection for baseboard installation * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 1100FF - flush frame * Fractional and odd dimension sizes * Standard Color
PERFORMANCE DATA 915 Series Engineering/Performance Data
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 8" Duct Opening (front blades parallel to shortest dimension)
Radius Spiral Pipe Diffuser RS52-12X6 Spiral Pipe Diameter:16" Lever operated Opposed Blade DamperStandard Features Single deflection radius mount spiral pipe grille with adjustable blades Blades are parallel to the shortest dimension Allows for 2 way airflow Nylon bushings on adj. blades prevent metal on metal rattle One piece curved frame with gasket fits flush to spiral pipe Product sizes available to fit spiral pipe diameter 8 48. Spiral pipe diameter must be 4 larger than the width of the grille. Galvanized Finish View or print our product
