8 Ways to Burglar-Proof Your Mail Slot

8 Ways to Burglar-Proof Your Mail Slot mail slot insulation Some mail slots come pre-insulated or you can add your own insulation or extra weather stripping to an uninsulated mail slot Position the mail slot sleeve INSULATED MAIL SLOT – DELUXE 46100, 46200 # 461001 When the slot is closed, the cylinder becomes a sealed air-chamber providing excellent thermal insulation

mail slot sleeve 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

mailbox for door slot A piece of polyurethane foam, cut just slightly larger than the mail slot If you want to get ambitious, attach it to one of the screws for the I used foam weatherstrip tape with the adhesive backing It's not fully airtight, but much better than previously, and the mail slot still