BOTA - Block Out The Air - Mail Slot Insulator - Installation

Mail Slot Aluminum mail slot insulation 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 box Through the Door Drop Box, x x 6 Mail Slots for Doors, Adjustable Chute Door Mail Slot with Code Lock, Suitable for Door Thickness ” to ”

mail slot through wall 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