Communication Panel and Mail Slot

mail slot so that the home remains insulated against the elements USPS mailbox guidelines require any horizontal mail slot to be hinged at

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 door - Insulating rubber seal cuts drafts - Internal brush strip for privacy and added insulation

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