Pump question

[Rororeefer]

Can I run one Ehiem 1262 (900gph 4ft head) for my 125gal.

 

[monkeyCmonkeyDo]

For a return pump? Yes
D

 

[monkeyCmonkeyDo]

...what overflow? It depends on what your overflow can handle...
But most likely yes.
D

 

[Rororeefer]

Yes it is for a return pump. Should have stated that.

 

[Rororeefer]

I'll be using two Herbies

 

[Rororeefer]

1" emergency and 1 1/2" main