Multi-layer dust filer - has anti-bactericide and -fungicide action for allergy sufferer, using active metal filter

摘要

The multi layer dust filter with an improved anti-bactericide and fungicide effect commprises a heavy duty filter mesh separation stage and/or an electroseparator (2) with an active rare metal filter (3), an acid filter layer (4) and a heavy duty dust separation layer (5). Pref. the active metal filter (3) is housed in a porous sleeve (6) which allows it to be removed from the filter and cleaned by immersion in a regeneration bath. ADVANTAGE - Allows removal of allergens and damaging gases.