Filters Even Submicron Dust; Lasts Longer

Feb. 8, 2006
Ultra-Web nanofiber cartridge filters are capable of filtering submicron dust at higher MERV 13 efficiency levels. They reportedly last up to twice as long as commodity filters and reduce emissions by 40% or more. Donaldson Co., Minneapolis, MN Filters Even Submicron Dust; Lasts Longer Ultra-Web nanofiber cartridge filters are capable of filtering submicron dust at higher MERV 13 efficiency levels. They reportedly last up to twice as long as commodity filters and reduce emissions by 40% or more. Donaldson Co., Minneapolis, MN