drilling

Okay, I am getting ready to drill some tanks. I bought the high grade diamond drill bit and a rubber base ring to go with it from Jehmco. By reading the paper that came with it, I know that I should use some plywood and clamps on the tanks to give them support while drilling. I need to buy and...

while i don't have a "fish room" per se, i'm at 400+ gallons and 10 tanks in my basement apartment. i'm wondering if it's time to move to centralized filtration. all of the diy i've seen online involves drilling, which i'm not willing to do. has anyone managed to run several aquaria on a single...