5 Micron CTO Carbon Block Water Filter Replacement Cartridge suitable for second stage and suitable for undersink water filter housing.

Premium Quality Filtration
Our 5 Micron CTO Carbon Block Water Filter is crafted with high-purity coconut shell activated carbon, designed to effectively reduce chlorine, odors, and improve water taste. The outer layer features food-grade plastic netting and PP non-woven fabric to prevent carbon fines from entering your water, ensuring clean, fresh-tasting water with no carbon migration. Rubber gaskets on both ends provide superior sealing, enhancing performance and reliability.

Superior Filtration Efficiency

• 5 Micron Filtration: Strikes the perfect balance between thorough filtration and water flow, removing particles, chlorine, and organic impurities.
• Safe & Reliable: Wrapped in dense, food-grade non-shedding fabric to prevent leaks or secondary contamination. Enjoy odorless, clean water without worrying about carbon residue.

Long-Lasting Performance

• Service Life: Filters up to 15,000–30,000 gallons or lasts 3–6 months, depending on usage and water quality. Replace regularly for optimal performance.
• High Water Flow: Maintains excellent water pressure, making it ideal for kitchen under sink water filter housing.

Versatile & Easy to Install

• Universal Fit: Compatible with most standard 10" x 2.7" housings, including popular models from GE, Culligan, Dupont, Whirlpool, and more (see full list below).
• Quick Installation: Simply unscrew the canister, replace the filter, and tighten it back. Be sure to remove plastic wrapping before use. Flush for at least 20 seconds before use to clear any carbon fines.

Protect Your Home & Appliances
Ideal for treating municipal or tap water with residual chlorine. Protects appliances like coffee makers, dishwashers, washing machines, and water pipes from sediment and scale buildup, ensuring longer-lasting performance.

Compatible Models:

Compatible with popular models from GE, Dupont, Culligan, Pentek, American Plumber, Whirlpool, and more. Fits standard under-sink.

Maximum water pressure: 7kgf/cm ²

Note:

• CTO carbon filters must be flushed continuously for 5–10 minutes before use.
• A slight carbon smell or fine carbon residue is normal at the beginning and will disappear after flushing.
• Replace every 3–6 months to prevent bacterial growth and ensure optimal water quality.
• Not suitable for water that is microbiologically unsafe or untreated without proper disinfection.