Great Value String Replacement Filter, 2-Pack - Walmart.com
Amazon.com: Geekpure Whole House String Wound PP Sediment Replacement Filter Cartridge-4.5" x 20"-5 Micron- Pack 4 : Tools & Home Improvement
6 Pack 20" x 4.5" Big Blue Whole House System String Wound Sediment Water Filter | eBay
Amazon.com: KleenWater String Wound Water Filter Cartridges, 2.5 x 20 Inch, 5 Micron, Made in USA, Pack of 6: Tools & Home Improvement
Amazon.com: Membrane Solutions 20 Micron 10"x2.5" String Wound Whole House Water Filter Replacement Cartridge Universal Sediment Filters for Well Water - 6 Pack : Tools & Home Improvement
HYDRONIX 10 in. x 2-1/2 in. String Wound Sediment Water Filter HYDRONIX-SWC-25-1050 - The Home Depot