Shoemaker Transition Box Spiral Pipe Grille, Series: SD Series, Single Deflection, Finish: Galvanized, 14 in Duct, Additional Information: Blade Face Type, Spiral Location, Surface-Mount, Galvanized Blade, 2/3 in Blade Spacing, Steel Frame
Catalog- 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 grille
- Galvanized Finish