This is the low-down. I have a 20gal. Prizim Hang on, H.O.T. canister filter, 2 pwr heads, heater, and 96watt Coralife quad. I mixed H2O last night and gravity and temp. are good. I plan to add live rock and a bag of Fiji Pink Carib-Sea Arag Alive (about an inch) today.
What should I do to...