APEC Water FI-KDF55-10BB GAC Carbon Water Filter Whole House Replacement Cartridge; Heavy Metals, Chlorine & Bacteria Reduction, 4.5" x 10"

DUAL-STAGE KDF55 + GAC FILTRATION - KDF55 redox media targets heavy metals (lead, mercury), chlorine, and hydrogen sulfide through high-purity copper-zinc ion exchange; granular activated carbon (GAC) adsorbs organic compounds, taste, and odor at the point of entry before water reaches any fixture | WHOLE-HOUSE CONTAMINANT REDUCTION - Engineered for whole-home POE deployment; reduces chlorine, lead, mercury, iron, hydrogen sulfide, VOCs, and bacteria across every tap - drinking, cooking, showering, and laundry | 30,000-GALLON CAPACITY / 36 MONTH SERVICE LIFE - 10-micron nominal filtration rating; treats up to 30,000 gallons per cartridge under standard household flow conditions; replace every 36 months depending on source water quality and usage volume | CERTIFIED & US MADE - Independently tested and certified by the Water Quality Association (WQA); NSF/ANSI 42 materials compliant; KDF55 media is EPA-recognized water treatment technology; engineered and manufactured in the United States by APEC Water Systems; BPA-free, no phthalates | UNIVERSAL BIG BLUE COMPATIBILITY - Drop-in replacement for all standard 10" x 4.5" Big Blue filter housings regardless of color or brand; no tools required; compatible with municipal and private well water systems; fits APEC whole-house systems and all industry-standard BB housings