Heinlein Supply Co. is Chicago's premier stocking HVAC wholesaler, offering a full line of Modine Unit Heaters and serving as the Midwest's largest In-Stock distributor of both old and new Modine Unit Heater OEM Parts. With nearly a century of experience in the industrial ventilation industry, they provide quality OEM parts and replacement units for fans, blowers, and unit heaters from top manufacturers like Loren Cook and Modine.
Specializing in industrial ventilation needs, Heinlein Supply Co. maintains a large inventory of HVAC products for repair and new installations, along with a wide range of tools. Their industry-leading support for contractors and the industrial marketplace ensures customers find the right products, exhaust fans, or heaters to fit their specific requirements.
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