Spiral Pipe Diffuser with Transition Box SD52-30X12G Spiral Pipe Diameter:22" 1" and 1 1/2"

1" and 1 1/2"

Available blade centers at 1/2"

T-20 Tamper Proof Screws

3 or 4 way patterns * Spring push release for easy access to adjust pattern controllers * Round No Labor Collar sizes: 6-10"

listed Fire-Resistance Diffuser * TVB - Thermal Vapor Blanket * Square collar Additional Drawings * 825 MA

Spiral Pipe Diffuser with Transition Box SD52-30X12G Spiral Pipe Diameter:22" 1" and 1 1/2"SD52 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