Originally Posted by FPNC
Do not rely on adhesive alone to secure the foam. In not to long a time the foam will eventually fall down. Use screws with big washers and or the spikes with a perforated base. Attach the perforated base with something like 5200 adhesive.
Eventually the foam will separate from the glue. The mechanical fasteners will take the load off the glue and prevent premature failure.
I hear where you are coming from, but modern adhesives - as long as the surface is clean -are pretty good.
bay was built in 2011, and to date all is a good (and as clean …..) as the day it was produced, and that's peel & stick foam too.