| F.W. Harrell & Associates Inc. » Homepage F.W. Harrell & Associates, Inc. F.W. Harrell & Associates Inc. has just celebrated our 24th anniversary as a manufacturer’s representative for engineered products for flue gas & air pollution control equipment, and related products, for boilers, kilns, furnaces, and associated industrial equipment. We have worked closely with plant engineers on air moving, air handling, and air quality problems, for over 35 years. We.. |