Delta Clarifi™ Sediment & Advanced Carbon Filter Replacement PackReplacement filter pack for the Delta Clarifi Two Stage Advanced Under Sink Water Filtration System. Certified by the IAPMO R&T Lab to reduce 72 contaminants such as chlorine, chloramines, PFAS, lead, and more when used with the Two Stage Advanced Under Sink Water Filtration System. Tool free filter changes take less than a minute to replace each filter with a quick twist and lock mechanism. You can install with confidence, knowing Delta products are