Coralife Pure-Flo Water Filters | 2 Water Filter Set

2 replacement filters for the Coralife Pure-Flo II Reverse Osmosis System. The filters have been developed in response to the requirements for deionized water. The resin used for this purpose is manufactured using an FDA-compliant resin subjected to additional post-production steps to reduce the total organic carbon (TOC) level. This set includes: (1) 1 Micron Sediment Filter (1) .5 Micron Carbon Block It is recommended the filters be changed every 6-12 months.It is recommended to replace the membrane every 3 years. (Not included in the set.)