Originally Posted by PumaPro
Agreed. Drill holes. Do not plug vent holes in top. They are there for a reason. Some people think it is a good idea to do so, until their battery box explodes.
The vent holes in the top of both my battery boxes are tiny
compared to the huge space between the lid and the
sides of the boxes. I put a small piece of black electrical
tape over the holes in top. You can practically stick your
hand in the side areas where the top bulges out for cable