Big Blue CTO Carbon Block & Sediment 4.5" x 20" Replacement Filter Cartridges
2 Big Blue Filters for a Standard Size 20 inch Big Blue Housings.
These can be used for residential and commercial applications.
1 Sediment (5 Micron) 1 Carbon Block (5 microns) Excellent to remove Sediment, Chlorine, Odors, and many other chemicals and contaminants.
Effectively eliminates many impurities from tap water to offer sparkling clean and great tasting water throughout your whole house.
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