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Heavy gauge steel construction
916 Series Engineering/Performance Data
Type 316 stainless steel
CB Series W/Damper R
Blades are parallel to the shortest dimension
Spiral Pipe Diffuser with Transition Box SD52-14X6G Residential Registers & Grilles Heavy gauge steel constructionSD52 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
