FILTER FOR BOX FILTER
Made of folded synthetic material.
Galvanized steel frame.
ISO Coarse >90% (G4) andISO ePM10 50% (M5):
medium efficiency filter
ISO ePM1 70% (F7) and ISO ePM1 >80% (F9):
high efficiency filter.
Long-lasting compact cell.
15 and 18 models require 2 filter to cover the complete surface