powerhead direction

I have a standard 6ft tank (72x24x24) Trying to figure out locations for my 4 mp40’s. I have attached a pic of the scape for help. Right now I have one on each side going over the scape and 2 on the bottom (1 in the front and 1 in the back) MP40’s across the scape doesn’t seem to be enough flow...

Would anyone mind telling me how the flow looks on these guys? I had to do some sump maintenance and the flow has changed.

Hello everyone, I've setup my new tank with CaribSea Special Grade sand (not a fine substrate). I have 2 Ecotech mp60s on either side of the tank, and 2 Ecotech mp40s on the back of either side of the tank. Is Reef Crest mode too harsh for those types of corals? Would Lagoon or Tidal Swell...

Hello fellow saltines, This seems like such a newbie question but I can't find any threads with suggestions (maybe my search parameters are wrong). Anyway, I have a 5g and recently installed one powerhead on the long side of my tank. It's mounted just below the surface but I have it pointed...