Cleats Manufacturing is a premier fabricator of HVAC sheet metal duct and fittings. Incorporated in 1964, Cleats has nearly 5 ... 0 years of experience in duct fabrication. Our experience and time-honored commitment to fabricating quality products and outstanding service makes Cleats your #1 source for all your sheet metal needs. As the industry has evolved and our product/service offering has broadened, our primary goal remains to help you complete your projects on time and within budget. Cleats is conveniently located in the city of Chicago. Our central location and fleet of trucks gives us the ability to provide on-time delivery and outstanding service. At Cleats, our quality, service, and competitive pricing are unmatched. Give us a call today and one of our estimators will be happy to give you a quotation on your next project. read more