After a few years of use a metal door will not fit tightly when closed. At those times, when a breeze blows or internal air conditioning turns on you might hear a rattle from the door vibrating against the jamb.
After a few years of use a metal door will not fit tightly when closed. At those times, when a breeze blows or internal air conditioning turns on you might hear a rattle from the door vibrating against the jamb.