Ilto 270 M F9 filter packet
Filter set including following filters:
2pcs G4 filter (mat), size 180 x 400 x 20
1pcs F9 filter (panel), size 140 x 405 x 25
Better filtering capasity than normal F7 class, for example if you have bad allergy
Fitting also Onnline 80M and Ilto 270M K model!
Label attach in panel filter were inform with arrow air flow direction, it will help to install panel filter to right way.