A+ Series® Air Coolers from Colmac Coil

Colmac Coil A+ Series® Air Coolers are engineered for demanding industrial refrigeration applications, with a focus on energy efficiency, long-term reliability, worker safety, and hygienic operation. Available with hot gas, water, electric, interlaced glycol, and air defrost options, A+ Series units can be configured to meet a wide range of operating requirements. The refined hot gas drain pan design promotes complete heating and drainage during defrost, helping minimize residual ice buildup and support dependable operation.

For food processing and other sanitation-sensitive environments, A+ Series evaporators are available with specialized hygienic construction, including designs reviewed by the USDA for suitability in dairy applications. Optional antimicrobial construction helps control pathogens such as E. coli, Listeria monocytogenes, and Salmonella on coil surfaces, while corrosion-resistant materials are available for marine environments and facilities using aggressive cleaning chemicals such as caustic soda and sodium hypochlorite.