hi I am a new member and I love this site you guys rock with your help so I am setting up a 520 gallon and looking for any help on I would like to keep my water real clear I have a 125 sump the tank has 2 1.5 inch drain's with a 1 inch return how strong should my pump be ?? like gallons per hour or gallons per min ?? any help would great I will post some photos I the coming weeks as soon as I get the stand painted and tank on It thanks







