New Vendors

3,500+ Reasons Why You Want to be a Duncan Supply Vendor

With over 3,500 house accounts, Duncan Supply is the premier wholesaler for all HVAC/R needs, both equipment and supplies, in Indiana and Eastern Illinois. If you have the latest innovations, most reliable products on the market for any refrigeration or HVAC need, then you want to put your products in the good hands of Duncan Supply.

Contact a representative at Duncan Supply about getting your products on our shelves.