2. AFTERMARKET SERVICES Service & Maintenance Programs Service Contracts, Emergency Field Service, Maintenance Programs, Plant Audits Equipment & Technology Upgrades Retrofit Packages, Technology Upgrades Rental Equipment Program Flue Gas Conditioning, NOx Reduction, Ammonia Systems Replacement Parts Standard and Stock Items, Special Order Replacement Parts Technical Support/Customer Service Technical Support HOTLINE, Contact Us by EMAIL John Hogsett Director, Aftermarket Services (714) 979-7300 Ext 3698 (714) 979-0603 Fax (714) 335-6871 Cell JHogsett@wahlco.com

3. SERVICE AND MAINTENANCE Our highly trained field service representatives provide service on all Wahlco equipment including most other ammonia systems and FGC systems, worldwide. SERVICE CONTRACTS EMERGENCY FIELD SERVICE MAINTENANCE PROGRAMS PLANT AUDITS

4. EQUIPMENT & TECHNOLOGY UPGRADES Technology upgrades and retrofit packages are designed to improve the reliability and efficiency of existing systems. RETROFIT PACKAGES Sulfur Pumps, Control Panels, Injection Probes, Control Upgrades, Catalyst Replacement, DCS Integration TECHNOLOGY UPGRADES Energy Saver Program

5. RENTAL EQUIPMENT PROGRAM Wahlco has a full inventory of system skids ideal for temporary installations or for use when test equipment is required. FLUE GAS CONDITIONING NOx REDUCTION AMMONIA SYSTEMS UREA TO AMMONIA TECHNOLOGY Wahlco Rental SO3 FGC Skid

6. REPLACEMENT PARTS Wahlco actively maintains an inventory of replacement parts. Orders for stock items are processed and shipped quickly. STANDARD & STOCK ITEMS SPECIAL ORDER PARTS

7. TECHNICAL SUPPORT & CUSTOMER SERVICE Wahlco provides technical support and customer service for installed equipment, worldwide. TECH SUPPORT HOTLINE (714) 979-7300 Ext. 3698 Monday – Friday 7:00 a.m. – 5:00 p.m. PST, For 24 Hour Emergency Service call (714) 335-6871 CONTACT US BY EMAIL TechSupport@Wahlco.com