Efficient Filtration Capacity ICEPURE RWF6100A refrigerator water filter replacement for BORPLFTR50 reduces substances from your water including 99% of Chlorine, taste, THM, VOCs, Particles and other major impurities, significantly improving the taste of drinking water to provide pure-tasting water, while retaining minerals beneficial to the human body. Premium Materials BPA-free and food-grade materials. This filter is made from advanced coconut shell carbon and is Certified by Authoritative organizations for Material. The Outer layer is 0.5 Micron, ensuring better filtration. The carbon blocks have been independently tested by a third-party laboratory to remove heavy metals, large sediments, and other impurities. Great Value For Money ICEPURE filters are made with Premium materials, Efficient Filtration, Authoritative Certifications and advanced technologies.