LF: RO or RO/DI

[Galizio]

Ok, I was thinking to get a brand new one from jl, the 2 stage RO one ,I think is call Aqua fx...

[gregzz4]

IMHO, you'd be better off with a 3-stage unit
You need the pre filter for sediment. Otherwise you'll ruin the carbon block
I change my pre filter every 3 months, and the carbon every 6