Hi, i wanted to know, which guides are the best for building a sump and setting up the overflow box but doesn't need any drillings ?
it would be a plan for a 5 x 2 x 2 in advance.
and also (because i'm relatively new to larger aquariums) an easier explanation for this : http://www.monsterfishkeepers.com/forums/showthread.php?47105-How-to-size-a-pump-to-your-tank

it would be a plan for a 5 x 2 x 2 in advance.
and also (because i'm relatively new to larger aquariums) an easier explanation for this : http://www.monsterfishkeepers.com/forums/showthread.php?47105-How-to-size-a-pump-to-your-tank