We use a BRS 4 Stage Value Plus RO/DI system.
When do you guys replace your sediment, carbon, and DI resin? Our system measures TDI before and after DI. Our TDS will go to 1ppm and stay there for months - do we replace at 1ppm?
When do you guys replace your sediment, carbon, and DI resin? Our system measures TDI before and after DI. Our TDS will go to 1ppm and stay there for months - do we replace at 1ppm?