This is what we consider our standard system. Our 4-stage standard system is exactly like the beginner system except for water pressure and TDS monitoring. It can tell you when your pressure is correct or not and what your TDS is for incoming and...

This is your basic 4 stage 100 GPD RODI System. This is for budget minded consumers who just want something that works without the bells and whistles. It will filter your source water, but it will not be able to tell you much information about TDS or...