When i now do water changes with my r/o filter, how much ro water do i use to tap water, 75% rougthly?
How about if i do 30 litres of r/o water and 10 litres of tap conditioned every time i do a water change?
How about if i do 30 litres of r/o water and 10 litres of tap conditioned every time i do a water change?