Clean Rooms International's OEM, Replacement, GS, 99.99% HEPA Filter for direct replacement in 2' x 2', self-contained, motorized Supply Air Modules or Terminal Diffusers equipped with HEPA 99.99% filters with knife edge, gel seal channel. Actual filter size is 20 5/8" x 20 5/8" x 53mm
Final filters are are tested according to accepted procedures as described by the Institute of Environmental Sciences (IEST) and/or ISO standards. The standard HEPA filter is 99.99% eff; an ULPA grade 99.9995% eff. filter is available as an option.
Direct Replacement, nominal 2' x 2' x 53mm, HEPA Filters used in Clean Rooms, O.R.s, Cell and Biotech Labs.
CRI Model GS 22 HEPA Filter