Notice! CAN NOT USE AN ELECTRIC RESISROR IN THE MACHINE!
Filter set including following filters:
1pcs G4 filter (mat), size 160 x 180
1pcs G4 filter (mat), size 145 x 405
1pcs F7 filter (panel), size 250 x 410 x 48
Label attach in panel filter were inform with arrow air flow direction, it will help to install panel filter to right way.