The Absolute filter holding frame is used for reliable, leak-free assembly of box-type filters. Typical Camfil Farr box-type filters are compact HEPA filters (e.g. Absolute, Micretain, Closepleat, Mega-Flo and Sofilair).
The Filter holding frames will be used for the reliable, leak-free assembly of header frames (HF) filters. Typical Camfil Farr header frame (HF) filters are bag- ( e.g. Hi-Cap, H-Flo, S-Flo) and compact-filters (e.g. Opakfil, Citycarb, Citysorb).