greenhorn
Member
i have a 90dt set up as a reef tank. i've just made my 1st batch of tropic marin pro reef salt which will be replacing red sea. my ? is how aggresive can i get with the changes. i was thinking of changing out 10 gals. every 4 days .it takes a full day to make 10 gals. of RO (not the best ro unit but it is what it is) any suggestions will be greatly appreciated.thanx.......walt