mr_X
Aquarium Advice Addict
Purified water - Wikipedia, the free encyclopedia
deionization.
there are a few vendors here that sell R.O.D.I units. they have good reputations and will steer you in the right direction.
deionization.
there are a few vendors here that sell R.O.D.I units. they have good reputations and will steer you in the right direction.