Jumbo Polyspun 20 micron sediment by NatureZoneWater Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $21.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This is an everyday 'workhorse' cartridge especially for medium to higher sediment loadings.