Click to expand Tap to zoom Ahlstrom 770326 PVDF Filter,25 mm 100 pack by Ahlstrom Save $-56.00 $56.00 | / SKU 770326 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart PVDF , 25 mm diameter, PORE SIZE 0.45 UM, 100/pk