hi everyone,i just got a berlin triple pass ho w/mag7.i had a seaclone that produced more than the berlin.am i not using a bigenough pump?it produces about a teaspoon a day.any help will be appreciated....and also one more thing,i am moving my tank and i want more ghp return from the sump,currently have a mag 9. 2"overflow,dual 1" return's,how much bigger can i go????