Air Conditioning Products LLC (ACP), part of the S&P Air Control family of companies, is a world-class manufacturer of shutters, dampers, louvers, and other products for air movement equipment. ACP has been in continuous operation since 1947.

Based in Romulus, Michigan, ACP proudly manufactures our products with union labor in our 100,000 square foot state of the art facility. We specialize in fulfilling strict requirements for quality and reliability while combining short lead times with the flexibility to handle orders of all sizes and quantities.

We specialize in backdraft dampers, wall shutters, ceiling shutters, gable shutters, motorized dampers, stationary louvers and contract / private label manufacturing. Our products are used in industrial, commercial, residential and agricultural applications. Our broad customer base includes leading HVAC manufacturers, OEM’s, national and regional distributors, manufacturer representatives, as well as industry-specific companies.

S&P Air Control Family of Companies

The S&P Air Control family of companies, which includes ACP, serves multiple channels across North America, bringing together the HVAC and architectural industries’ leading brands. The companies provide a range of products, from air control and noise mitigation to architectural metal. 

View S&P Air Control Brochure

We Offer Quality Products and Manufacturing/Assembly Solutions for Our Customers