for the qt tank : ive got a 10 gallon tank of course, heater, penguin filter, and an air stone, and some pieces of liverock.
extras: extra RO water, buckets, heaters and powerhead, batterypowered air pump, meds, need to get some silicone, and just extra stuff basically. most of the stuff i have has duplicates in case one fails. excluding the skimmer and main filter