Andersen Windows is a household name in the home and window industry. They have been around for over 100 years and have remained dedicated to American-made and sustainability.   FACTORY TOUR DETAILS: Cost: FREE Reservations: 800.852.9442 Tour Duration: 2 hours Factory hours: M-F 9AM-3PM ANDERSEN WINDOWS 100 4th Ave North Bayport, MN 55003