Material Advanced Activated Coconut Carbon Product Dimensions 2.16"D x 9.01"W x 2.16"H External Testing Certification IAPMO Brand Sabethe Unit Count 2.0 Count About this item [Authoritative Certification] Sabethe ST-F058 compatible with EPTWFU01 water filter, bears major Authoritative Certifications on markets, such as NSF/ANSI 42, BPA-Free. [Efficient Filtration Capacity] It features a superior coconut shell carbon block made in Sri Lanka, reduces substances from your water including 99% of Chlorine, taste, THM, VOCs, Particles, and other impurities, significantly improving the taste of drinking water to provide pure-tasting water, while retaining minerals beneficial to the human body [Excellent adaptation] Compatible with EPTWFU01, Pure Source Ultra II, Pure Source Ultra 2, EW-F02, 012505454226, 4562222, 807946701, FFSC2323TS0, FFSC2323TS4, FFHD2250TS3 FGHB2868TF, FGHB2868TF1, FGSC2335TF0, FGHB2868TR2, FFHB2750TS0. Please note this is a compatible spare part. The manufacturer's name and part numbers have been used for reference purposes only.Please check the model number carefully before buying the product [Leak-free Design] This water filter, compatible with the Frigidaire EPTWFU01 replacement, is manufactured using professional automated equipment to ensure a perfect fit with the original filter. [Easy to Replace] This filter can easily be installed without tools. For optimum performance we recommend that you change your filter every 6 months or 300 gallons, whichever comes first, this will vary based on your water quality.In addition, we recommend that it is best to filter it once before use for best performance