Through Wall Mail Slot

ideas for Interior mail slot framing mail drop slot VEVOR Through The Wall Drop Box, '''''''''''' Mail Drop Box WAdjustable Chute, Deposit Drop Box WCode Lock, For Letters, Rents, Checks & Keys mail slot through wall Since it is a corridor wall, the opening itself needs to be fire rated I'm looking for suggestions Most of the mail slots I find are more

mail slot cover If you do want to do it, the easiest way is to just put some shrink wrap over it Get some double-sided tape, make a square around the mail slot