Welcome to Heinlein Supply
Need replacement components? Heinlein Supply carries a full line of Modine Unit Heaters and is the Midwest’s largest “In-Stock” distributor. Modine heater parts for both legacy and current models.
We carry a complete line of Loren Cook fans and Loren Cook fan parts to handle your industrial ventilation needs.
We also have current ILG unit parts and parts for fans and heaters built before 1992, including McDonald’s Restaurant, Electric Heater Elements, pilot lights, and ILG-A-VENT Systems Wall Box Fans.
Heinlein Supply Co. stocks a wide range of HVAC products and tools for repairs and new installations. Can't find what you need? We'll custom order it. Call us today for more info.
We stock Ward Flex gas piping products, Blowers, Furnaces, Air Conditioners, Grilles and Registers, Sheet Metal Supplies & Tools, Custom Sheet Metal work.
We also have Hot Dawg Heater Parts in Stock!
Same day shipping for In-Stock items when ordered before noon central time.
Quality OEM Units and Parts from Modine,
Loren Cook, ILG Industries, and Fantech
Loren Cook, Modine, ILG Industries, New York Blower, Penn, Breidert, Solar & Palau, Jenco, Acme, Aerovent, Greenheck, Carnes & More
OEM Products
Find the exact component you need: Shop Modine parts, locate Loren Cook parts by serial number, or contact us for help with legacy or current models.
Product Knowledge
Nearly a century of expertise in industrial ventilation.
We help you spec the right unit and source hard-to-find parts.
Support & Service
Direct support for contractors.
We help you find the right exhaust fans, heaters, and replacement parts for your job.
Official Distributors
Get in Touch
You will find yourself working in a true partnership that results in an incredible experience, and an end product that is the best.
Call on us
Office: 773-774-8616
Fax: 773-774-8622
Hours: 7:00 am to 5:00 pm CST