Spiral Diffusers

Aluminum Universal Spiral Pipe Diffuser w/ Scoop
Double deflection adjustable blades. Gaskets on margins. Air scoop with face screw adjustment.
Part # Item Name Diameter Duct Diameter
100-0410 Spiral Diffuser 10" x 4" 10" - 36" 10" - 36"
100-0415 Spiral Diffuser 10" x 6" 12" - 36" 12" - 36"
100-0420 Spiral Diffuser 14" x 6" 12" - 36" 12" - 36"
100-0425 Spiral Diffuser 16" x 8" 12" - 36" 12" - 36"