Smithco Manufacturing specializes in supplying specialized air circulation propeller fans for industrial applications, particularly for lumber drying kilns and sheds. The company offers a range of propellers in various sizes and blade configurations, designed for efficient air circulation in rugged kiln environments. Smithco's propellers are made of high-grade permanent mold cast aluminum alloy, heat-treated for trouble-free service up to 350°F. Additionally, Smithco provides engineering support for customer applications and emphasizes fast on-time delivery with a large inventory of propellers. The company's focus on superior quality and excellent value has made it a trusted choice for wood dryers worldwide.