waterflow

I have a 48x12.5x21”T tank, not a ton of room from to back but plenty across the tank would a single mastech gyre 2k be enough for this tank? I’ve seen them used fairly efficiently on bigger tanks but this will become a sps tank over time too (going to take a few months to get there tho) if...

Some guidance needed! Since starting up this 90g I have struggled with getting enough flow at the bottom of the tank to keep detritus in water column. The attached pictures show my powerhead placements. The one on the right is an eflux 2100gph turned up to 80%, large powerhead on left is a...