Hydronix SDC-45-1050 Replacement for Liquatec SDF-45-1050
Axeon SDF-45-1005 Compatible Water Filter - Only $10.69!
Amazon.com: Tier1 5 Micron 20 Inch x 2.5 Inch | 4-Pack Spun Wound Polypropylene Whole House Sediment Water Filter Replacement Cartridge | Compatible with Pentek P5-20, 155016-43, SDF-25-2005, Home Water Filter: Tools & Home Improvement