Compatible Replacement: This 0.5 Micron 10 x 4.5 carbon water filter is a replacement for Pentek CBC-BB, FLOPLUS-10BB, CBC-10BB, CBC10BB, 155170-43, 455905-43, SMCB-4510 and fits most 10 inch water filter housings. High Quality Filtration: The high capacity carbon block filter is able to achieve filtration down to 0.5 microns improving taste, odor, and water quality, at a flow rate of 2 GPM, reducing chlorine taste & odor, sediment, dirt, and particles. 6 Month Filter Life: Depending on the quality of your water, replacing your home water filter cartridge every 6 months is recommended for the average household to ensure optimal performance. Durable Materials and Design: Tier1 products undergo strict quality assurance testing and are manufactured using the highest quality materials Quick & Easy Installation: Simple and easy universal fit into your 10 x 4.5 Inch whole house water filter system.