[67GTNO]

HI,I WAS JUST WONDERING IF ANY ONE KNOWS OF A DEALER INSTALLED REAR WINDOW DEFOGGER.I'VE SEEN THE FACTORY ONE'S,AND MINE ISN'T EVEN CLOSE.THE ONE IN MY 67 HAS A SWITCH MOUNTED JUST ABOVE THE LEFT A/C VENT.THE BLOWER HOUSING IS MOUNTED ON A PIECE OF LUAN,MOUNTED ON THE TRUNK SIDE OF THE REAR SEAT BRACES.IT HAS TWO CLOTH TUBES COMING OFF THE BLOWER UNIT GOING TO TWO SMALL VENTS MOUNTED ON OUTSIDE ENDS OF PACKAGE TRAY.JUST LIKE TO KNOW IF IT'S A DEALER ITEM OR SOMEONE'S INVENTION.ANY HELP WOULD BE APPRECIATED.
THANKS