Seals it up but it doesn't take away the fact the plywood is possibly getting rotten.

Whats a few cabinets and it's only the lowers wink

Good luck with this part of your rebuild, looking forward to more pics of your progress.

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70