78666306
Jul 8, 2005
Air pollution control products, namely, scrubbers, air converters, air reactors, nozzles and nozzle mountings, air separators, cleaners, purifiers, air filters; gas separators, cleaners, purifiers, and filters; gas converters, gas reactors, and heat exchangers which clean the emissions of exhaust gases to a certain level and which reclaim heat from exhaust gases
Environmental Control ApparatusInstallation and repair of equipment used in the removal of pollutants and toxins from exhaust gases and flue gases
Building Construction and Repair