Tank finally running BUT very Loud help.

[NateHanson]

drain 1 1/2' and the return is 2 at 3/4'

I meant what pump are you using for your return. How many gph is it rated for at the applicable head pressure.

 

[Dave McReeferson]

If you have limited space in your overflow box, try this, works well for me. (Starts at post #121) Modified Stockman

 

[Tom18202]

I meant what pump are you using for your return. How many gph is it rated for at the applicable head pressure.

this is the power head that i currently have.

http://www.marineandreef.com/Aqua_Plus_2500_HP_Powerhead_UL_listed_Rio_p/rti00824.htm

 

[Joel A]

If you have limited space in your overflow box, try this, works well for me. (Starts at post #121) Modified Stockman

Thats what i run too... mine is built a bit differently but same idea.