1. Ultra-Fast Inspection of Tubes up to 4

2. Founded in 2010 Experts in Acoustic Pulse Reflectometry Proven, patented Acoustic Eye technology European presence and customer base CE certified ISO 9001 certified COMPANY SNAPSHOT www.soundtubetesting.com

3. BREAKTHROUGH TECHNOLOGY Probe injects acoustic pulse down the tube Returned echoes generated by defects are recorded and analyzed Patented algorithms identify and report exact location, type and size of inner diameter defects Based on Acoustic Pulse Reflectometry (APR) www.soundtubetesting.com

4. Invasive Application dependant – shape, material, size, thickness Physical limitations – tube ID, wall thickness Inventory of consumable probes and standards required Requires highly skilled personnel Eddy Current – Electromagnetic test Video Scope - Optic IRIS - Ultrasonic Slow, cumbersome, limited Conventional inspection techniques TODAYS INSPECTION www.soundtubetesting.com

5. ACOUSTIC EYE SOLUTION Boilers, Fin Fans, other heat exchangers U-bends, twisted, spiral wound tubes Ferrous and non-ferrous metals, graphite and plastics Up to 4 inner diameter, any shape or material Less than 10 seconds per tube, 5 sec.< 20 ft.(6m) Fast enough for 100% inspection if/when needed Ideal for emergency situations No need for inventory of consumable probes or standards Ultra-fast, non-invasive inspection Easy operation with minimal training Computer-based data interpretation and report generation Less expertise required Dolphin G3 www.soundtubetesting.com

6. TUBE SHAPE U-bends Finned tubes Twisted Spiral wound Any Configuration www.soundtubetesting.com

7. 5/16 up to 4 (8mm – 102mm) inner diameter Up to 35 meters depending on defect size, tube configuration and type TUBE SIZE AND LENGTH www.soundtubetesting.com

8. TUBE MATERIALS Ferrous Non-ferrous Graphite Plastics Any Type www.soundtubetesting.com

9. INSPECTION SPEED Less than 10 seconds per tube 5 seconds per tube less than 20 ft. (6m) Fast enough for 100% inspection if/when needed Ideal for emergency situations www.soundtubetesting.com

10. DETECTED DEFECTS Tube Size5/16-2 1/2" (8mm – 63.5mm)2 1/2"-4" (63.5mm – 102mm) HolesMin. diameter 0.039 (1mm) Even smaller in some cases Min. diameter 0.118 (3mm) Even smaller in some cases BlockagesMin. 5% of cross section ErosionMin. 5% of wall thickness PittingMin. 20% of wall thicknessMin. 50% based on defect volume www.soundtubetesting.com

11. OPERATION Software guides operator step-by-step Tube sheet mapping Parameter input Measurements Intuitive, graphic user interface Simple process to collect data Less expertise required Minimal operator training Computer-based data interpretation and report generation www.soundtubetesting.com

12. REPORTS Customizable, graphical on-line reports Available output in PDF or HTML format www.soundtubetesting.com

13. HARDWARE www.soundtubetesting.com

14. HARDWARE Loudspeaker Microphone Tube Adapter Microphone Loudspeaker Tube adapters to fit up to 4 ID Customized extensions for easy tube access in challenging situations (optional) Compact handheld device www.soundtubetesting.com

15. HARDWARE External computer connected to handheld device Runs AcousticEye software Inspection setup Probe status monitoring Test data recording and analysis Main measurement and control unit www.soundtubetesting.com

16. PHYSICAL CHARACTERISTICS Total box weight 39.7 lbs (18Kg) Box dimensions 22 L x 17.9 W x 10.4 H (56 x 45.5 x 26.5 cm ) Compact, rugged, lightweight www.soundtubetesting.com

17. DEFECT SIGNATURES www.soundtubetesting.com

18. Exact location, type and size identified Each inner diameter defect has its own signature TYPICAL FAULTS Wall Loss pitting, erosion Blockage deposits, dents, welding material Impinging pulse Reflection from a local blockage t Reflection from a local degradation Reflection from a hole www.soundtubetesting.com

19. SAMPLE SIGNALS Hole Tube Wall Degradation Partial Blockage www.soundtubetesting.com

20. OPERATION www.soundtubetesting.com

21. PUTTING DOLPHIN G3 TO WORK 1 2 3 Setup (map, parameters) Take measurements Analyze results and generate report www.soundtubetesting.com

22. STEP 1: SETUP – MAP OUT WORKPLAN 2 1 2 3 Take a digital photo Tubes detected automatically Tubes numbered automatically www.soundtubetesting.com

23. Tube length Tube outer diameter (OD) Tube wall thickness Ambient temperature STEP 1: SETUP – SET PARAMETERS www.soundtubetesting.com

24. STEP 2: TAKE THE MEASUREMENTS www.soundtubetesting.com

25. STEP 3: ANALYZE RESULTS Operator needs to verify the results The software identifies all defects Approve www.soundtubetesting.com

26. STEP 3: GENERATE REPORT www.soundtubetesting.com

27. Refineries, fuel processing Power generation utilities Petrochemicals, chemicals Food and beverage Air conditioning (HVAC) Pulp and paper Tube cleaning QA Steel factories MARKETS SERVED Industrial sectors / applications www.soundtubetesting.com

28. ASME Standard in process ASTM Initial stages INDUSTRY STANDARDS www.soundtubetesting.com

29. AcousticEye technology validation study Findings report published and available THIRD PARTY REPORTS Southwest Research Institute (SwRI) www.soundtubetesting.com

30. SUMMARY Ultra-fast inspection up to 4 in any shape or material Less than 10 seconds per tube, 5 sec.< 20ft. (6m) Breakthrough solution for todays hard-to-inspect tubes Boilers, Fin Fans, u-bend, twisted… Proven, patented APR technology Non-invasive, no consumable inventory European customer base and presence www.soundtubetesting.com