IPW Industries Inc 1-Year Compatible Filter Kit for RainSoft 21179 Reverse Osmosis System -RO Membrane Sold Separately-

1-Year Filter Replacement Kit for RainSoft 21179 Reverse Osmosis System (RO Membrane Sold Separately) INCLUDES: STAGE 1 - 1 x Carbon Block Pre Filter - Replace Every 12 Months STAGE 2 - NOT INCLUDED (RO Membrane Sold Separately) STAGE 3 - 1 x Carbon Block Post Filter - Replace Every 12 Months (2) 5 micron carbon filters included with this kit only. Filters may need to be replaced more often than indicated depending on incoming water contaminant levels and volume of water being treated. -This is a non OEM replacement product.