接替唐纳森超市的过滤器的弹药筒

Galvanized end caps and unique holes inside and outside the network structure; Unique pattern of small folded filter paper technology, filter paper gap is not even crowded, make absolutely sure that the area of 23 square meters; One ring structure, to ensure the sealing performance; Within the unique spiral glue, filter paper, and lining the dense net of fixation; Donaldson P190817, etc. can be used to replace the series of dust cartridge filter