AAON Inc (AAON) will start paying a semi-annual dividend of $0.20 per share in 2006. The first ever dividend will be paid on July 3, 2006 to shareholders of record on June 12, 2006.

AAON, Inc. is engaged in the engineering, manufacturing, marketing and sale of air conditioning and heating equipment consisting of standard, semi-custom and custom rooftop units, chillers, packaged outdoor mechanical rooms, air handling units, makeup air units, energy recovery units, condensing units, geothermal/water-source heat pumps and coils. The company's products serve the commercial and industrial new construction and replacement markets. AAON was incorporated on August 18, 1987.