5mm special filter cotton filter
5mm filter cotton production is mainly used for the early effect filters, color white, green and white, can be made into early efficiency pleated filter, the early effect bag filter, the early effect filters can be cleaned and so few, their efficiency of G3-G4.
When the general production of pleated filter, 5mm cotton filters require complex folding and grille, do so out of it beautiful; do bag filter, the filter simply a good cut, sewn into the bag assembled like; as washable filter, with picture-frame fixed can be very simple.
Fei Erte a large filter media can be formed into a roll material can also be made into finished folding type for your choice.