http://www.geterbrewed.com/5-2-ph-stabiliser-450g/
From Get er brewed I asked them if they sold any CRS and they suggested this as something you just add by itself for water treatment.. I am a little skeptical and it is a bit pricey but it should treat a lot of brews if it does what it says it should.
From Get er brewed I asked them if they sold any CRS and they suggested this as something you just add by itself for water treatment.. I am a little skeptical and it is a bit pricey but it should treat a lot of brews if it does what it says it should.