Anyone drill and install customize overflow?

[scunfcu]

I have Tenecor 120 gallon acrylic tank that is 48x18x30 inch tall. The acrylic top has two slot holes that is 17 inch wide and about 2 inch across only. I need to install oveflow onto the tank to a sump.

 

[bad coffee]

post a picture of what you need. lots of people around here do acrylic work.

B