Originally Posted by skywhitney
so i'm looking at different RO
units and i have no idea what size i need. these are all rated at different gallon per day. Since my tank is only 70+20(sump) should i go for one of the 50-60GPD units?
Should be just fine. Any will work it just depends on how fast you want to make water. Your tank size wont matter. For the ro
I would also recommend getting a cheap handheld tds
meter to check the water(unless you get one with build in TDS
meters). I got mine for like 5.00 off ebay works fine.