Watts (WCBFF975) 10" x 4.5" Big Blue Coconut Carbon Block 5 Micron Filter 0.8 - 10 GPM Replace the E5721 carbon block

Replace the E5721 carbon block filter annually under typical residential use to maintain chlorine reduction and flow rate

and most other brands using standard 10" x 2

Multi-Parameter Ready

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Watts (WCBFF975) 10" x 4.5" Big Blue Coconut Carbon Block 5 Micron Filter 0.8 - 10 GPM Replace the E5721 carbon blockThe Watts WCBFF975 is a 10" x 4. 5" Big Blue coconut shell carbon block filter cartridge that removes up to 99% of chlorine, taste, odor, and sediment at 5 microns. Built with thick wall carbon construction and 100% coconut shell carbon, this cartridge outperforms standard GAC filters with superior chlorine reduction, lower pressure drop, and no channeling. SPECIFICATIONS Core Filter Specs Dimensions 10" 4. 5" Big Blue size Filtration 5 Micron Carbon