Installing a mail slot in the exterior wall?

Installing a mail slot in the exterior wall? mail slot through wall Wall-mounted or attached mailboxes may also be used in place of mail slots, usually located close to the front door of the residence From Wikipedia This mailslot or mail slot Through The Wall Mail Slot, Two Piece Deposit Chute Drop for Documents, Mail, Checks, Payments

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mail slot for front door Red letter coming through a chrome letterbox on a white door Could be a Valentines,Christmas,Birthday or other greetings card Yellow mailbox on white wall Features & Specifications Includes mail slot, sleeve pass thru, and receptacle; Mail slot, sleeve, collection box combination is for private use only