How to insulate mail slot in door?

How to insulate mail slot in door? mail slot insulation MAIL SLOT definition: 1 a rectangular hole in the door or in a wall near the entrance of a house or other building… Learn more mail slot through wall - Insulating rubber seal cuts drafts - Internal brush strip for privacy and added insulation - Spring system keeps flap tightly shut Flap opens to 170° -

mail slot through wall Plumbing & Pipe Insulation · Window & Door Screens · View All Products · PDF Mail Slot – 10″ Aluminum mail slots from M-D Building Products are durable

mail slot for wall INSULATED MAIL SLOT – DELUXE 46100, 46200 # 461001 When the slot is closed, the cylinder becomes a sealed air-chamber providing excellent thermal insulation 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