Just a quick question, if i want a 1" drain to the sump, do i drill a 1" hole. or do i drill a 1 3/4" inch hole.
In the MD mag it says
size: 1" hole size: 1 3/4" what does this mean. I drill a 1" hole and the bulkhead mesures 1 3/4"? or drill a 1 3/4 inch hole and the bulkhead is 1".
Hope this...