• For the supply air and circulating air filtration in air conditioning plants like offices and production plants
  • Requirements with high hygienic demands
  • Requirements to fulfil VDI 6022
  • For high humidity and demanding environmental requirements

Classification acc. to EN 779

  • Filter class M5   – brown version (White 1))
  • Filter class M6   – green version
  • Filter class F7 2) – pink version
  • Filter class F8 2) – yellow version
  • Filter class F9 2) – white version


  • All standard sizes welded
  • Special sizes on request
  • Frame types: Plastic frame (25mm), Metal frame (20 or 25mm)
  • Filters with plastic frame are fully incinerable
  • Optional with foamed hygiene-gasket
  • “Pocket-Fitting” for filter class F5-F9 (not F5 Polyester white)
  • Optional as filter class G4

Material characteristics

  • Tested according to EN 779:2012
  • Shatter-proof synthetic fibres, environmentally safe
  • Fire prevention requirements according to DIN 53438-3 (F1)
  • Humidity resistant up to 100% r. h.
  • Temperature resistant up to max. 80°C depending on type of frame
  • Higher density and pressure load due to endless pockets and their edge welding

PDF Product Information Biostat M5-F9