A national housing association based in the south east of the country was looking to install a number of through the wall mailboxes in a combined mailbox and door entry system in a new development in London. The Safety Letterbox Company worked with the Housing associations architects to develop a highly secure mailforce 1 panelled mailbox system. Mail Retrieval The mail is posted through the individual flaps of the panel and securely drops at an angle in the chute of the mailbox inside the buildi...