(0.5 Micron) Carbon Block Cartridge Replacing the filter cartridge in your system is of the utmost importance to keeping it working properly. The 0.5 Micron Carbon Block Cartridge is designed to be a cost effective maintenance solution that is highly effective at eliminating foul odors and enhancing the taste of drinking water. Made from organic coconut shells, this activated carbon block captures sediment up to 5 microns and is capable of eliminating a number of chemicals from the water supply. This cartridge is designed to work with Royal Prestige systems that include 1/4-inch threading. Compatible models include the FRESCAPURE 4000, 4500, 5000, 6000 and UNDERCOUNTER. The cartridge is in accordance with strict quality standards to ensure maximum performance 0.5 Micron Sediment Pre Filter to extract suspended materials such as sediment, rust, insects, and other particles. This cartridge is designed to work with Whole House Filter Models MR-3010/3020/3030 & MR-C Series Commercial Filter Systems. This filter is NOT compatible with the FrescaPure 3000, 3500 and 5500 models. Este filtro NO es compatible con los modelos FrescaPure 3000, 3500 y 5500. Replacing your compatible Royal Prestige filter regularly is important to keep your filter system working as expected and to keep producing safe, fresh and clean water. Compatible models include: Royal Prestige Infinity Lumina. Infinity 1 under counter system. WF0705. FrescaPure 4000 under counter system. FrescaPure 4500 under counter system. FrescaPure 5000 under counter system. FrescaPure 6000 CT. FrescaPure 6000 UC. Organic activated carbon block filter made in USA using sintered or extruded methods to effectively remove Chlorine, Organic Chemicals and Fine Particles counted in your drinking water. Organic Coconut Shell activated carbon block for treating sediment, chemicals, bad odor and improves the taste of your water. Compatible with 1/4″ threaded Royal Prestige systems including FRESCAPURE 4000,4500, 5000, 6000 & UNDERCOUNTER 750 Gallon Capacity