

Welcome to Heinlein Supply
Heinlein Supply carries a full line of Modine Unit Heaters and is the Midwest largest “In-Stock” distributor of both old and new Modine Unit Heater OEM Parts.
We carry a full line of Loren Cook fans and OEM parts to handle your industrial ventilation needs along with ILG current unit parts as well as parts for fans and heaters built before 1992 including McDonalds Restaurant, Electric Heater Elements and ILG-A-VENT Systems Wall Box Fans.
Heinlein Supply Co. maintains a large inventory of HVAC products for repair and new installation as well as a wide range of tools. If we don't stock the item you are looking for, we'll be happy to custom order it. Call our customer service department today for more information




Quality OEM Parts and Replacement Units for FANS, BLOWERS, UNIT HEATERS, CONDENSATE PUMPS
Loren Cook, Modine, ILG Industries, New York Blower, Penn, Breidert, Solar & Palau, Jenco, Acme, Aerovent, Greenheck, Carnes & More
OEM Products
Stock a wide range of OEM parts for HVAC manufacturers including Modine, Loren Cook,
and provide assistance in finding the right part for your unit, new or old.
Product Knowledge
With almost a century in the industrial ventilation industry, Heinlein Supply works with you.
Support & Service
Industry leading support for contractors and the industrial market place providing assistance in finding the products, exhaust fans or heaters, that fit your requirements.
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