i need a good return pump in sump

[clayspst]

can anyone give some ideas on what return pump to run i am looking at pushing 1500 to 1300GPH. i dont want an external pump. thanks

 

[davocean]

That's pretty high for sump.
You should aim at 3-5 times turnover for sump, and get additional flow from PH's or loop, or both.
Eheim and oceanrunner are great for sumps.