Watts (WCBCS975) 9.75" X 2.75" Carbon Block 5 Micron Fleck (60104) 2900 Lower Piston Assy. NHWBP 🔧 Always calibrate with fresh

🔧 Always calibrate with fresh buffer solution poured from the bottle—never return used buffer back into the container

and multi-media filtration systems

or surface mounting

000 gallons of chlorine

Solid Brass

Watts (WCBCS975) 9.75" X 2.75" Carbon Block 5 Micron Fleck (60104) 2900 Lower Piston Assy. NHWBP 🔧 Always calibrate with freshThe Watts WCBCS975 is a 9. 75" x 2. 75" carbon block filter cartridge engineered from 100% coconut shell carbon to deliver up to 99% chlorine reduction at 5 micron filtration. This thick wall carbon block construction outperforms standard granular activated carbon (GAC) with superior chlorine removal, no channeling, and lower pressure drop across residential and light commercial applications. SPECIFICATIONS Watts WCBCS975 Carbon Block Filter Model