... features, such as long fiber of filter media, high intensity, high dirt holding capacity, high filtration efficiency and economical replacement. Gradual-change ... : Polypropylene center tube≤0.6MPa, stainless center tube≤0.8MPa Filter media: Premium absorbent cotton, polypropylene, acrylic fiber, glass fiber, bulk ... 26/28/29/30/32/40/65mm Length of the Filter: 5"(125+2mm)/10"(250+4mm)/20"(500+8mm)/ ...