we got the 125 over a year ago it was a up grade from a 75 the 75 from a 52 and some may remember and was hepled from Wattsupdoc https://forums.saltwaterfish.com/t/310801/125-rr-over-flow-pipes
thanks again Doc,
tank 125 gal with a 52 gal sump/fuge
lights 2- 250 watt 1- 175 watt mh
about 130 lbs...