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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
available with two or four diffusers per panel
Available blade centers at 1/2"
Available in 4" through 24" round
T-20 Tamper Proof Screws
Standard Features * Cones are one-piece stamped construction providing a clean
Spiral Pipe Diffuser with Transition Box SD52-30X12G Spiral Pipe Diameter:22" available with two or fourSD52 Transition Box Spiral Pipe Grille (Single Deflection) Standard Features Single deflection transition box mount spiral pipe grille Blades are parallel to the shortest dimension Allows for 2 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 width of
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