Quote Originally Posted by dlhirst View Post
@Cherry - so Todd, you got me sold. How much IS the ESV kit?


Check this out.ESV B-Ioni Seawater System

It's my findings from the first few batches I made. I have nothing bad to say about the stuff. The 50 gal. kit is $32 I think from Marine Depot. I can't remember what the larger kits go for.