2. FLUE GAS CONDITIONING AMMONIA SYSTEMS NOx CONTROL U2A™ UREA TO AMMONIA CONVERSION SYSTEMS HEATERS AND THERMOCOUPLES AFTERMARKET SERVICES Environmental Systems for Air Pollution Control www.wahlco.com Preserving the Air We Breathe

3. FLUE GAS CONDITIONING Founded FGC technology in 1972 Over 470 successful installations on 150,000 megawatts Greater than 75% of the world market More operating units than all others combined Largest database of coal characteristics in the world FGC Treated Smoke Stack at China Light and Power World leader in flue gas conditioning

4. AMMONIA SYSTEMS for SCR Applications Leading Manufacturer of Ammonia Handling Systems Anhydrous and Aqueous Over 50,000 megawatts of utility, IPP, industrial and gas turbine applications Systems for unloading, storage, vaporization and handling Designed to handle from 20 to 6000 pounds per hour

5. DeNOx SYSTEMS Post-Combustion SNCR Systems For moderate NOx reduction, ammonia or urea is injected directly into the boiler SCR Systems For high NOx reduction, ammonia is injected into flue gas stream ahead of catalyst SNRS (Staged NOx Reduction System) Offers modular design, expandable as regulations increase

6. U2A™ SYSTEMS Urea to Ammonia Conversion Wahlco is a licensed manufacturer of the innovative, patented U2A™ System Generates ammonia from urea as needed, on site Safe and proven alternative to handling anhydrous ammonia Minimizes transportation and storage risks Reduces permitting costs U2A™ System installed at Huntington Beach, California

7. HEATERS AND THERMOCOUPLES Tubular Electric Heaters Low watt density duct heaters and immersion heaters for high temperature use Thermocouples Custom thermocouple arrays Reliable, accurate and fast temperature sensing Widely used in gas turbines and extreme environments

8. AFTERMARKET SERVICES Quality Service & Technical Support Latest Technology Equipment upgrades Maintenance programs Full inventory of rental equipment Replacement parts Emergency field service

9. UNPARALLELED EXPERIENCE Leading designer & manufacturer of air pollution control equipment Founded in 1972 Employee owned and operated Worldwide experience Over 20 U.S. and foreign patents

10. 2722 South Fairview Street Santa Ana, California 92704 714-979-7300 phone 714-979-0603 fax www.wahlco.com sales@wahlco.com Click to end