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Originally Posted by megatron_55
First off . . . His first mistake is drilling 3 holes at the bottom of the tank . . . 1 is at best 2 makes the bottom a little stressed but It can still hold as long as they are far apart from each other but 3 that close together  !!! You can still have the luxury of having a sump or fuge with out drilling your tank . . . Thats why they invented external overflow boxes ... Yes they are expensive. . . yes they take space at the back of your tank but look what it could have prevented . . . tsk tsk tsk . . . Anyhow. . . anyone know what size that tank is . . . dimensions??? I want a tank like that! shallow but long . . . Thanks! |
Actually more tank overflows with externals than drilled tanks. I have never trusted anything that has to go up before down.
But I know they are widely used.