MSL Mail Slots ?

Mail slots are a direct mail option that offers a higher level of security that postal or wall-mounted mailboxes can't provide

Video shows what mail slot means A slot in a wall or door through which mail is delivered mail

what is slot antenna Select your new mail slot from our antique reproductions Solid brass in beautiful designs and sizes

what is an m2 slot If you have a solid wood door, you can place the mail slot anywhere, but if you have a paneled door, you'll need to install it on a strong, non-paneled part of