Click to expand Tap to zoom Ahlstrom 770221 Membrane Nylon Filter,21 mm 100 pack by Ahlstrom Save $-56.00 $56.00 | / SKU 770221 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Nylon , 25 mm diameter, PORE SIZE 0.2 UM, 100/pk
