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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar Additional Drawings * 825 MA
T-20 Tamper Proof Screws
Available in 4" through 24" round
available with two or four diffusers per panel
Fan shaped 1/2" spaced louvers
Spiral Pipe Diffuser with Transition Box SD52-30X12G Spiral Pipe Diameter:22" listed Fire-Resistance Diffuser * TVBSD52 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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