PENTAIR/PENTEK, Felt, Sewn, Filter Bag - 4BE20|255063-75 - Grainger
1/2 (0.5) Micron 7" x 16" Polyester Felt Filter Bag PTFE Coated: Industrial Process Filter Bags: Amazon.com: Industrial & Scientific
100 Micron Felt Filter Bag / Filter Sock - Red Sea
1 Micron Welded Polyester Felt Filter Bag 7" x 16" Industrial Size #1 - Walmart.com
Size #2, 100 Micron - Polyester Felt Liquid Filter Bag w/Steel Ring (PE100P2SH)
Felt Filter Bag 1/100 Micron - 7 inch Ring 7 x 32 Inch Long - Liquid Water Filter Sock - 1 Pack (1 Micorn - 7" x 32"): Amazon.com: Industrial & Scientific
Size 2 200/200 Micron Polyester Standard Felt Filter Bag – Nylon Ring