i have 2 power heads in there that are 350gph n im ordering another 70 lbs of rocks in the next couple of weeks. are those 2 powerheads good enough?? n im also ordering a protien skimmer. on my to do list in this order is protien skimmer, more live rock, t5 lighting, n than later on down the road build or buy a sump system. unless any1 has any better suggestions for now??