Combustion air and fuel flow measurement and control technology for power boiler combustion optimization. Innovative chemical fuel additives for slag and pollution control. Single Point CO/O2 monitors for use in a grid format. Air quality control systems, dust collection, baghouses, precipitator maintenance, repairs and upgrades. Centrifugal fans, dampers, expansion joints and fabricated ductwork. Turbine generator hydrogen dryers and fast De-gas systems, instrument air dryers. High temperature color and infra-red boiler cameras. New generation vibratory coal feeders, fuel ash drag and screw conveyors, chute vibrators, bin/hopper vibrators, cooling towers, cooling tower repair and thermal upgrades.