1 000 Days Fresh Air Test eFRM Membrane HEPA Filters

Rubrik: Messen/Steuern/Regeln

(Treffer aus cleanroom & processes, Nr. 02, Seite 58 (2023))

Schmidt M | Laub S

1 000 Days Fresh Air Test eFRM Membrane HEPA Filters / Schmidt and Laub • Fresh Air Test · Schmidt M, Laub S · AAF International, Heppenheim
HEPA filter eFRM membrane filter Energy saving CO 2 Footprint Due to the extremely low pressure drop, expanded Fluoro Resin Media (eFRM) filter is predestined for use in HEPA filters with high volume flow, such as those used in air handling units. Exploring that application, a test was carried out under real conditions. For this purpose, eFRM HEPA filters in separator design were subjected to long-term “1 000 days testing” in parallel with traditional glass fiber HEPA filters in a two-stage filter system using the AAF test container. The total duration of the test was 1 030 days, with a net operating time of ...