![APEC Water 20-in Big Blue Carbon Block Whole House Replacement Filter in the Replacement Water Filters & Cartridges department at Lowes.com APEC Water 20-in Big Blue Carbon Block Whole House Replacement Filter in the Replacement Water Filters & Cartridges department at Lowes.com](https://mobileimages.lowes.com/productimages/4a9c1f41-a9f0-441d-9241-3268340de818/12253354.jpg)
APEC Water 20-in Big Blue Carbon Block Whole House Replacement Filter in the Replacement Water Filters & Cartridges department at Lowes.com
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Whole House Water Filter Replacement Cartridge CTO Carbon Block High Capacity 4.5 in. x 20 in. - Pack of 2
![BB Water Filters - GAC 20BB Granular Activated Carbon Water filter size 20"x4.5" Fits most standard 20 inch size housings and most Whole House Big ... BB Water Filters - GAC 20BB Granular Activated Carbon Water filter size 20"x4.5" Fits most standard 20 inch size housings and most Whole House Big ...](https://m.media-amazon.com/images/I/51E03zsH3TL.jpg)
BB Water Filters - GAC 20BB Granular Activated Carbon Water filter size 20"x4.5" Fits most standard 20 inch size housings and most Whole House Big ...
![Express Water 2 Pack Big Blue Water Filter Activated Carbon Block Filter - Whole House - 5 Micron - 4.5" x 20" inch FLTWH2045C02 - The Home Depot Express Water 2 Pack Big Blue Water Filter Activated Carbon Block Filter - Whole House - 5 Micron - 4.5" x 20" inch FLTWH2045C02 - The Home Depot](https://images.thdstatic.com/productImages/d9d071c6-e87f-41d0-9fe9-7cf45bd29959/svn/express-water-whole-house-filter-replacements-fltwh2045c02-64_600.jpg)
Express Water 2 Pack Big Blue Water Filter Activated Carbon Block Filter - Whole House - 5 Micron - 4.5" x 20" inch FLTWH2045C02 - The Home Depot
![SimPure Db20p Whole House Water Filter Housing,20 inchx4.5 inch Sediment Carbon Cartridge Housing Universal,Pre-Filtration System for Well and City SimPure Db20p Whole House Water Filter Housing,20 inchx4.5 inch Sediment Carbon Cartridge Housing Universal,Pre-Filtration System for Well and City](https://www.simpurelife.com/cdn/shop/products/20bigbluewaterfilter_1024x.jpg?v=1670287337)
SimPure Db20p Whole House Water Filter Housing,20 inchx4.5 inch Sediment Carbon Cartridge Housing Universal,Pre-Filtration System for Well and City
![20" Standard | Carbon Block Filter Cartridge | Chlorine, Taste, Odor Water Filter | 2.5" x 20" | AMI 20" Standard | Carbon Block Filter Cartridge | Chlorine, Taste, Odor Water Filter | 2.5" x 20" | AMI](https://wateranywhere.com/media/catalog/product/cache/d0a2a5c012b702287a8b1e1c8af2e914/h/-/h-f2520ac_ami_carbon_water_filter_cartridge.jpg)