AF-1500 - 20" Carbon Block Replacement Cartridge for Whole House Syste – Anchor Water Filters
Amazon.com: 10" Housing for Whole House Water Filtration + 4.5" x 10" Carbon Block Filter : Tools & Home Improvement
20" x 4.5" 5 Micron Carbon Block Water Filter Cartridge with Scale Inhibitor
Amazon.com: Big CTO Carbon Block Water Filters 4.5" x 10" Whole House Cartridges * WELL-MATCHED with CBC Series, WFHDC8001, EP and EPM Series (4 Pack) : Tools & Home Improvement
High Capacity Carbon Block Filter
Water treatment filter cartridges with carbon block
5 Micron Carbon Block Filter Cartridge - 4.5 x 20 inch
Whole House RO Drinking Water Coconut Carbon Block Water Filter 5 μm 2 — iFilters
High Performance Carbon Block Filter Cartridge | 4.5"x20” | Chlorine, Taste, Odor & Advanced Chemical Adsorption | WaterAnywhere
20 inch Carbon Block Filter | Ava Water Filter
Coconut Based 5-Micron Carbon Block Filter Cartridge