Koch Filter™ HEPA Filters Are Used For Use In Hopitals, Laboratories And Other Super Clean Environments.
Koch Filter™HEPA Filters are solidly constructed for long lasting durability and reliability. MERV 14 and 15 rated filters will stop particles as small as 0.3 microns in size. Made of Utrafine Glass Fiber Paper and sturdy Particle Board or Galvanized Steel cell sides. Are furnished with one gasket. Available in 5/8, 5-7/8 and 11-1/2 inch depths and various heights and widths. 99.97% and 99.99% HEPA rating.