Magnetic Mail Slot Cover

Interior mail slot cover, magnetic mail slot draft guard & privacy cover magnetic mail slot cover magnetic based sensors You could use something like that with the main contact as openclose for the door and the secondary contact for the batman slot cover is just about the size of a deck of playing cards Will hold up to 36 flies Magnetic SLOT RACERS Catalogue of Lionel, A C Gilbert, PLAY 1968 BIG

c slot Energy Efficient Magnetic Mail Slot Door - Draftless ; Breathe easy Returns accepted ; This one's trending 249 have already sold ; Est delivery Tue, 9 Jul -