Diversitech DD 2×4 20″ Nanofiber Filter Cartridge- 4-pack

A high-performance filtration solution engineered for the DD 2×4 downdraft table. Each cartridge features fire-retardant nanofiber media with a MERV 15 rating, ensuring efficient capture of submicron particles generated during welding, grinding, and other industrial processes.

The Diversitech DD 2×4 20″ Nanofiber Filter Cartridge 4-Pack is a precision-engineered replacement filtration system for the DD 2×4 downdraft table. Each cartridge incorporates fire-retardant, MERV 15-rated nanofiber media, optimized for submicron particulate capture (0.3-1 micron) including welding fumes and fine dust. The cartridges feature open-top gaskets and closed-bottom bolt-hole end caps, designed for secure mounting and efficient air flow. Engineered for high dust-holding capacity with a filtration area of approximately 174-210 sq. ft. per cartridge, they withstand continuous operation up to 180℉ (82℃).

SPECIFICATIONS:
Filter Type: Cartridge
Media: Fire Retardant Nanofiber
Efficiency: MERV 15
Filtration Area per Cartridge: Approximately 174-210 sq. ft.
Dimensions:
Outside Diameter: 17.63 inches
Inside Diameter: 12.22 inches
Length: 20 inches
End Caps: Open with gasket (top), closed with bolt hole (bottom)
Cleaning Method: Compressed air (dry cleaning)
Maximum Operating Temperature: 180℉ (82℃)
Flange: None