What do the two on the right do Hanna? I have stability and love it, I'll probably get Prime once my current water conditioner runs out.
Andrea, as you live here in Aussie you might want to check on Super Chlor ? It is said that it is a tad better than Prime, especially manufactured for Australian water supplies from the dams, etc... as it also removes hydrated lime. I think I send you Grahams website about this one.
But Prime is excellent too.
April, you got the confirmation that Graham is able to ship international ? Wow, this is great. Keep us updated