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The Philips WP3976 (WP3976/00) is a genuine CBPA composite replacement filter that combines an antibacterial activated carbon block with an antibacterial membrane. Designed for the Philips WP4141 and WP4111 under-sink water purifiers, it effectively filters sediment, deposits, residual chlorine, heavy metals, soluble lead, volatile organic compounds (VOCs) and pesticides, while providing effective bacteria suppression for cleaner drinking water. Recommended filter life is approximately 4,000 litres or 1 year, whichever comes first.
A composite structure pairing an antibacterial activated carbon block with an antibacterial membrane, handling both impurity filtration and bacteria suppression in a single cartridge.
