Weil-McLain is a leading designer, manufacturer, and marketer of heating and cooling equipment in residential, commercial, and institutional buildings.

Building on a tradition of quality and innovation, our mission is simple: to design and build the best products on the market, to make them first, and to make them last—for decades.

Headquartered in Michigan City, Indiana, Weil-McLain has manufacturing facilities in Michigan City, Indiana, and Eden, North Carolina.

Our products are found in homes and commercial projects throughout the United States and Canada.

The reliability and energy-efficiency of our products has helped to make Weil-McLain a leader in comfort heating and cooling systems. We also combine hydronic expertise with the responsiveness of our support operations to provide our customers with added value and peace of mind.