About this item

• A duct filter box designed for use with inline fans to circulate fresh air and block dust and odors.
• Built with 1mm thick cold-rolled steel and aluminum duct flanges, able to withstand extreme weather.
• Slide lock door gives easy access to inner chamber while soft neoprene layer creates dust-free seal.
• Includes a standard high efficacy filter that traps particles like dust, dirt, lint, and odor.
• 23.46 x 8.42 x 11.73” | Fits 6” Inline Fans | 800 CFM Maximum | Accepts 12 x 20 x 1” Filters