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Ships within 48 hours · Estimated delivery Nov 6 - Nov 11
Available in 4" through 24" round
Nylon bushings on adj
Adjustable steel curved blades
Accessory to the 90 Series
055 T6 extruded aluminum * Square collar * For 22"x22" square duct * Soft White Options * 915 T O - opposed blade damper * No Labor Collar - square to round (2x2 only) * 1x2 panel (10"x22" duct) or 2x4 panel (22"x46" duct) * Satin Anodized Finish available on this product
Spiral Pipe Diffuser with Transition Box SD34-16X6G Damper:Half Scoop Damper / Extractor Available in 4" through 24"SD34 Transition Box Spiral Pipe Grille (DOUBle Deflection) Standard Features Double deflection transition box mount spiral pipe grille Blades are parallel to the shortest dimension Allows for 4 way airflow adjustment Nylon bushings on adj. blades prevent metal on metal rattle Curved saddle with gasket provides airtight fit to spiral pipe Product sizes available to fit spiral pipe diameters 8 48." Spiral pipe diameter must be 4 larger than Height of
