ro or di

Hello all, OK so I just bought my first RO/DI unit second hand, but the thing runs like a champ and its practically new! I keep Apistogramma and I'm curious as to how you all treat and buffer your water so that it's the same every time. What do you do?

Hi All, My tap water's Ph. ranges from 7.6-8 normally. I was concerned about "other" factors in my water. It's also fairly hard. I don't recall the exact measurment. Maybe 150-200ppm. I was going to use an RO/DI system to remove "other" factors in the water I can't test for. I'm...

Hey all, I got this unit used 5-6 years ago for making reef tank water. I haven't used it in some time and am pretty certain that I need to replace the cartridges in it. My issue is that I have no idea what each section is and what it does. I don't believe that all of the pieces are even...

I stumbled upon a kent marine ro/di unit for a reasonable price. My question is, for those of you out there that use ro water, why? Don't most fish adjust to local water conditions, especially if you are getting your fish from others in your same area. What are the benefits of having/using...