Vintage Sears Kenmore dual twin double window fan intake exhaust with box ; original owner stated they only used the fan for one season ...shows very little use.  It is in excellent clean condition , runs super smooth . You can swivel each fan for intake or exhaust ; there are independent off/on switch for each fan .  The power cord is perfect . Comes with the two side adjustable extensions . The fan is 26 3/4" long and 14" tall .  The extensions will allow it to extend to 42" max.  The original box shows lots of wear and tear. Will be shipped double boxed .