1. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment Double Wall Integrity with Single Minded Purpose!

2. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment  Introduction  Design Considerations  Installation  Summary

3. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment  Simultaneously Extruded Double Containment Piping System  The Poly-Flo System Includes a Complete Line of Molded Fittings

4. Poly Flo Piping System “The Double Wall Advantage” PolyFloo Double Containment  Poly-Flo – The ONLY simultaneously extruded double-wall pipe system available  Available in 1x2, 2x3, & 4x6 sizes  Rated at 100 psi @ 73 0 F – equal to SDR17 rating  Currently available in Black Polypropylene (BPP) and polyethylene (HDPE)  Fittings are molded

5. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment MATERIALS  BPP = Homopolymer Polypropylene BLACK -- UV RESISTANT  HDPE = High Density Polyethylene BLACK -- UV RESISTANT

6. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment  Introduction  Design Considerations  Installation  Summary

7. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment  Corrosion Resistance  Pressure Ratings  Thermal Expansion  Burial Requirement  Termination Assemblies  Leak Detection DESIGN PARAMETERS

8. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment CORROSION RESISTANCE  Offers Identical Chemical Resistance for Both Carrier and Containment  Exceeds the 30 Day Retention Time Required by EPA Regulations

9. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment PRESSURE RATINGS  Pipe and Molded Fittings Rated at 100 psi  Drainage and Pressure Rated Flange Connections available  O-Ring Flange Connections Rated at 50 psi  Higher Pressure Ratings Can Be Determined Per Application

10. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment THERMAL EXPANSION  Continuous Ribs Restrain Pipe  Analysis Same as Single Wall.  Continuous Construction Avoids Expansion Difficulties

11. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment BURIAL CONSIDERATIONS  Live Loads Below 5’ Not a Factor  No Limitations With Proper Burial  Excellent Impact Strength

12. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment LEAK DETECTION  Low Point Sensor (e.g. Float Switch)  Zoned System (e.g. Visual Ports)  External Detection (e.g. Ultrasonic)

13. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment  Introduction  Design Considerations  Installation  Summary

14. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment LABOR  No Spider Clips  No Discs  Minimal Planing

15. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment Installations

16. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment Double Contained Valve Box

17. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment TESTING RECOMMENDATIONS  Test Carrier Pipe to 1-1/2 Times the Operating Pressure With H2O  Test Containment Pipe With 5 psi Air to Prevent Contamination of Annular Space  No Compressed Gas Above 10 psi Allowed

18. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment ADVANTAGES SUMMARY  Quality  Availability  Material Cost  Labor Cost  Corrosion / Chemical Resistance  Pressure Ratings

19. Poly Flo Piping System “The Double Wall Advantage” PolyFlo Double Containment Any Questions