Spiral Pipe Diffuser with Transition Box SD52-20X12G past 12 months Standard Features * Adjustable curved

Standard Features * Adjustable curved blade

HVL Series Engineering/Performance Data

Heavy gauge cold roll steel

Designed for large volume air delivery

Standard Features * Modular core ceiling diffuser * Modular core has galvaneal steel blades in

Spiral Pipe Diffuser with Transition Box SD52-20X12G past 12 months Standard Features * Adjustable curvedSD52 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