Purevua 5 Micron 20" x 4.5" Whole House CTO Coconut Shell Activated Carbon Water Filter Replacement Cartridge, Compatible with WCBCFF20, CB-45-2005, CB-BB-20, FC25B, CTO20BB, 2-Pack

Universal 20" Big Standard Size - The 5 micron 4.5 x 20 carbon block filter is designed to fit most standard 20x4.5-inch filter housings, compatible with whole house filtration systems, RV filtration systems, rainwater catchment systems, and other water filtration systems.

Premium Coconut Shell Activated Carbon - This carbon water filter is made from high-quality natural coconut shell activated carbon, delivering stable adsorption performance to improve overall water quality. Built for durability and tested for water hammer and pressure resistance for long-term reliable use.

Effective Chlorine & Odor Reduction - Engineered with 5 micron precision to effectively reduce chlorine, odor, and unpleasant taste, while also helping reduce fine sediment and rust for improved water clarity. For water sources with heavier sediment loads, a sediment pre-filter (e.g., ASIN: B0F9PRLR4B) is recommended for optimal performance and extended lifespan.

Better Taste for Everyday Use - Improves the taste and quality of water for drinking, cooking, coffee, beverages, and ice-making by reducing chlorine and impurities.

Long-Lasting Service Life - Each filter provides a capacity of up to 30,000 gallons, depending on local water quality conditions. For best performance, replacement every 3–6 months is recommended.

Easy Installation & Cost-Effective Pack - Designed for quick and tool-free replacement in standard housings. No plumber required. The 2-pack offers a convenient and economical solution for routine maintenance.

Purevua Quality Assurance – Our dedicated support team is ready to assist with sizing or installation questions. Choose Purevua for reliable, clean water for your entire household.