The Omnipure CL10ROT40-B inline water filters contain coconut shell granular activated carbon to reduce chlorine taste and odor. Coconut shell carbon provides better tasting water than regular carbon inline filters. Typically used in ice machines, water coolers, drinking fountains, under sink systems, and reverse osmosis systems. Additional Details ------------------------------ Bullet point: UNIVERSAL INLINE WATER FILTER: The Omnipure CL10ROT40-B is a 10" x 2" inline GAC water filter designed to improve the taste and odor of your water. With granular activated carbon (GAC) made from acid-washed coconut carbon, this water filter is ideal for reverse osmosis water filters, undersink water systems, and whole house water filtration setups. The high-quality carbon filter effectively reduces chlorine, VOCs, and other impurities, providing cleaner, fresher water for your home or business. Product description: The Omnipure CL10ROT40-B inline water filters contain coconut shell granular activated carbon to reduce chlorine taste and odor. Coconut shell carbon provides better tasting water than regular carbon inline filters. Typically used in ice machines, water coolers, drinking fountains, under sink systems, and reverse osmosis systems.