reverse osmosis

Hello! We had an RO system installed when we had our home built 6 years ago. For the first approx 5 years, the TDS readings range started at 11 and never got above 19-21, as that is when we had the filters changed. In June 2021, our RO technician said we needed a new tank, and he installed a...

Hi Folks, I just changed the filters and even though the Post Filter, gray (last one) looks fit, it is leaking water when I turn on the Blue knob of the water tank. Any idea what might be happening? Dupure seems off on weekends :( Any help is appreciated. Thanks

I could use some advice for how to deal with very hard water when I want to buy and install a reverse osmosis water filter. Because my area (Mapleton, Utah) has very hard water I’m considering the idea of installing a simple filter before the 3-stage reverse osmosis filter to reduce the hard...