Hydrotech, Novatech, Filter and Membrane Set
Fits Reverse Osmosis units Hydrotech or Novatech
Filter changes should be done yearly, consisting of 2 carbons and 1 sediment. Membranes about every 3-5 years. More often if you use a lot of water or you are on a private well, and less often if you are municipal water and produce a small amount of water.