Patching a Mail Slot

Drafty mail slot mail slot insulation Flush-mounted insulated mail slot flaps The fully-insulated mailbox system for installation in the door side has flush-mounted, recessed Avantgarde mail mail slot privacy hood Insulated Universal Single Side Surface Mount Matte Black Mail Slot Only 12 left in stock

mail catcher for door slot 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