Spiral Pipe Diffuser with Transition Box SD34-24X12G Spiral Pipe Diameter:8" All steel parts with galvanized

All steel parts with galvanized finish or zinc coating

PERFORMANCE DATA

Hand operated lever for easy filter access

Tool Operated Opposed Blade Damper

Spiral Pipe Diffuser with Transition Box SD34-24X12G Spiral Pipe Diameter:8" All steel parts with galvanizedSD34 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