Return Air Boxes – 20mm Polypanel

483002 Polypanel ReturnAirBox 640x640
483002 Polypanel ReturnAirBox 640x640
Item #SpigotsSize (mm/inch)Spigot Size (mm/inch)
483002 1 550x550x150 / 22x22x6 350 / 14
483003 1 550x550x150 / 22x22x6 400 / 16
483010 1 600x400x150 / 24x16x6 350 / 14
483011 1 600x400x150 / 24x16x6 400 / 16
483031 2 750x550x150 / 30x22x6 350 / 14
483032 2 750x550x150 / 30x22x6 400 / 16
483043 2 900x500x150 / 36x20x6 350 / 14
483044 2 900x500x150 / 36x20x6 400 / 16
483046 2 900x550x150 / 36x22x6 350 / 14
483047 2 900x550x150 / 36x22x6 400 / 16
483051 2 1150x550x150 / 46x22x6 400 / 16
483052 2 1150x550x150 / 46x22x6 450 / 18