InstaPure F5R-1ES Replacement Filter Replacement filter for the F-5C or F-5 Also listed as F5R-1ES The filter has a life of 200 gallons or 3 months ANSI/NSF Certified 42 and 53 No tools necessary Save Space and filter up to 5X more water than typical Pitcher Filter. Save Money and the Environment vs. Bottled water! Compatible with all ESSENTIALS (F2) &amp; (F5) Faucet (Tap) Filter Systems Gold Seal Certified by WQA to NSF/ANSI Standard 42 for the reduction of Chlorine Taste and Odor Gold Seal Certified by WQA to NSF/ANSI Standard <u>53</u> for the reduction of Cyst and Lead Gold Seal Certified by WQA to NSF/ANSI Standard <u>372</u> as a Lead-Free product Interchangeable with Instapure Essentials (F2) Complete Plus (F7) Systems No tools required for assembly Operating pressure: 20-100 psi Operating temperature: 40-100F 99% of Lead 99% of Microbial Cysts 99% VOC&#039;s 97% of Chlorine Taste &amp; Odor