Best way to seal off a mail slot

The BOTA Mail Slot Insulator mail slot insulation Through the Door Drop Box, x x 6 Mail Slots for Doors, Adjustable Chute Door Mail Slot with Code Lock, Suitable for Door Thickness ” to ” mailbox drop slot Check out our mail slot cover selection for the very best in unique or custom, handmade pieces from our post boxes shops

mailslot or mail slot Both mailbox types must meet the Postal Service's standards for mail to be successfully delivered Some homeowners prefer door slots for two reasons First