Our eCommerce site will be down Tuesday, March 14th from approximately 6:30-7:30 PM Eastern and Saturday, March 18th from approximately 4:00-8:00 PM Eastern for maintenance. We apologize for the inconvenience.

MyTruck

MyTruck

Chemours

chemours.com

To find out more information about refrigerants, please visit: 
www.freon.com   and   www.opteon.com

Since inception in 1936, Duncan Supply Company has taken pride in delivering the highest quality and best value to our customers.

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