overflow question

[iwantareef16]

How do you start an overflow I am lost i have a 75 gal that i want to do some diy stuff on it would you recommend drilling the bottom of the tank the or the back side of it Can i make an overflow box just like the ones that all glass aquariums have

 

[bound_for_obx]

If you want to attempt to do some drilling, you might want to check out these threads over at reefcentral.

http://reefcentral.com/forums/showt...ge=25&highlight=Dremel and glass&pagenumber=1

and

http://reefcentral.com/forums/showthread.php?s=&threadid=445481

Hope this helps!
and good luck!