Wayne's 90 Gallon Build

[wmcinnes]

Originally Posted by Royal Aquariums

Nice build, hope your corals come back for you. Some areas can be much worse for incoming TDS. Its always a battle to keep TDS down in the bad areas. I would suggest adding another prefilter on your R.O system.

My latest well water tests have my water at 9000 TDS and 2000 after our large home in line pre-filter.. I dunno how much worse you can get!