Quality Products + Comprehensive Inventory = Quality Service


At Janesville Winsupply We Are Excited To Announce Our New Partnership With Johnson Controls Inc (JCI)

We Will Now Be Distributing Quality American Made HVAC Products From Luxaire And Guardian As Well As SOURCE 1 Parts


JCI (Luxaire/Guardian) and Janesville Winsupply are committed to helping you grow your business with World Class HVAC Products and Superior Customer Service. Ask today how you can become a dealer and take full advantage of the Industry Leading Business Support Tools that are available. JCI has also partnered with Make-A-Wish to make sure that every purchase will bring a smile to the faces of children diagnosed with a life-threatening medical condition.  Call Today 800-784-4746 or 608-752-4746

Sales Specials / New Products

At Janesville Winsupply, we have put in countless hours, to make sure that your online experience with us is the best that it can be.  We always enjoy seeing customers at our store, but if you can'... more

Find products easily by manufacturer or category. Flexible payment options. Quickly reorder.

Easy access 24/7!  We now have our complete inventory online!  Need som... more

Calendar Events

Janesville Winsupply and Industry Events

April 2014

05-Check out the GREAT Deals on our Spring PRE-Season Catalog!... more