Those go directly into a space then foam bpuyancy chambers that are sealed. It will be very hard to seal the foam chambers with the gap between the box and chamber. There also is not much material there for screw retention. The answer is yes, though it is a phone call and to be safe only one person can answer how properly.Last edited by Bass Cat Boats on December 20th, 2013, 1:05 am, edited 1 time in total.