I have a 70g tank that I would like to drill. It does not have tempered glass so I am sure I can have it drilled. What size holes do tanks this size normally have?
matt
Fri, 17th Mar 2006, 05:50 PM
1 3/4" for a 1" bulkhead; 1 7/8" for the nice heavy duty ones. 2 3/8" for a 1 1/2" bulkhead, 2 5/8" for the heavy duty ones.