- When Stage 1 (Sediment) and Stage 5 (Green DI Resin) starts turning brown, it is an indicator that all the filters need to be replaced.
- 6-8 Month Replacement Change
- The GPD means Gallons Per Day & if in doubt about the GPD of your system, please contact us.
- Quick & easy filter change. Long lasting premium quality filters
- Pre Filter Size: 2.75 x 9.75" and the inline filters are 2 x 10". Fits standard RO/DI Systems.