Darn I have a 3 stage RO Unit for sale...$60
it's a Vertex Puratek 100gpd
Here's a pic..
I upgraded so don't need it anymore.
Autoshutoff off, pressure gauge and flow restricter already installed...
If you are interested maybe we can work something out for shipping...
Pm or text me 6049975986
36g BF DT/29g DIY Sump/Fuge