water softener

Questions on pH, acidity and alkalinity & hardness,(GH/KH) as well as water testing, additives, chemical filtration and general water quality.
mackay55
Posts: 1
Joined: Fri Aug 11, 2017 3:30 pm

water softener

Postby mackay55 » Fri Aug 11, 2017 3:38 pm

Hi guys new to the forum :D :D
just wanted to ask a question about water softener is it OK to use in a aquarium
we use block salt in the softer

i currently don't have a fish tank im getting a 5ft in about a months time

daz4321
Posts: 4624
Joined: Mon Feb 18, 2008 9:35 pm

Re: water softener

Postby daz4321 » Fri Aug 11, 2017 5:52 pm

water softeners use ion exchange to reduce hardness..

basically taking away one thing and replacing it with another, in terms of the softeners usually the replaced one is at least as bad for the fish as the hardness it replaces.

RO is better and safer for the fish + less nitrates as well


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