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IAPMO Symposium - How to Calculate ROI's

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  • 1. How to Calculate ROI’s for Water Conservation Fixtures, Equipment and Systems Troy Aichele Aichele and Associates, LLC May 12, 2010 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 2. ObjectivesLearn the importance of ROI’s for buildingownersLearn what is necessary to accurately calculateROI’s for water efficiency upgrade projectsLearn how to effectively calculate waterefficiency upgrades ROI’s 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 3. Importance of ROI’s1. 5 Year Paybacks represent a 20% return2. Nothing will move forward without making financial sense3. Easier to Sell4. Connects environmental responsibility with smart business5. Easier to gain upper management approval 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 4. ROI Calculation Requirements1. Water, Waste, Natural Gas and Electrical Utility Costs2. Fixture / Equipment Counts3. Fixture / Equipment Use Rates4. Facility Work Days and Occupancy5. Know Facility Hot Water Creation Method6. Efficiency Upgrade Installation Cost7. Estimated Annual Utility Rate Increase8. Rebate Potential 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 5. Utility CostsObtain Utility Rates (1 Year Minimum)– Water and Waste (CCF)– Electric (kWh)– Natural Gas (therm) 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 6. Fixture / Equipment Counts Walk Campus – Obtain facility drawings – Reserve enough time (Depends on size of building) 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 7. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 8. Use RatesWater Closet:– 3 / Day (Women)– 1 / Day (Men)*Urinal:– 2 / Day (Men)Faucets:– 1 Minute / Person / DayShower Use:– 8 Minutes / Day *3 / Day if no urinals 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 9. Use Rates 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 10. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 11. Measuring with Bucket and StopwatchMeasure twiceand averageMeasure 10% ofsimilar devicesthroughout facility 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 12. Plumbing Fixtures 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 13. Tank-Type Water Closets 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 14. Flushometer Water Closets 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 15. Dual-Flush Flushometer Retrofit Kits 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 16. Urinals 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 17. Faucets 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 18. Showerheads 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 19. Kitchen Spray Nozzles 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 20. PlumbingEquipment 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 21. Major EquipmentRecord Manufacturer,Model Number, SerialNumber, Flow Ratesand ElectricalInformation(especially boosterheater) and use rates 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 22. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 23. Ice-Makers, Air-Conditioning and Refrigeration Equipment 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 24. Laundry Machines 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 25. Medical Vacuum Pumps 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 26. PlumbingSystems 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 27. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 28. Boiler Stack Economizer Water Recovery Cost: $1,090 Water / Sewer Savings: 720 GPD Return on Investment: 5 Months 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 29. Installation Cost 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 30. RebatePotential
  • 31. Utility Rate Trends… Utility Rate Trends 10 % 10%$9.00$8.00$7.00$6.00$5.00$4.00$3.00$2.00 Water Peak$1.00 Water $/CCF $- Waste Sewer $/CCF 2002 2003 2004 2005 2006 2007 2008 2009 Year
  • 32. The Cost of Water and Sewer / 100 Gallons Olympia, WA: $1.00 San Diego, CA: $1.38 Boston, MA: $1.05 El Paso, TX: $0.60 Omaha, NE: $0.53 Geneva, Switzerland: $1.95 Glasgow, UK: $2.86 Las Vegas, NV: $0.80Source: “The World’s Water 2008-2009” by Peter H. Gleick 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 33. Utility Rate Trend Impacts
  • 34. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 35. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 36. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 37. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 38. Activity 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 39. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 40. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 41. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 42. Rainwater HarvestingAssumptions:– $1 / Gallon Installed– System Size: 10,000 Gallons– 50” Rain / Year– 2,500 SF Roof– 0.62 Gallons / SF of Roof / Inch of Rain per Year– 85% Collection Efficiency– Water Cost: $0.0025 / Gallon– Sewer Cost: $0.0075 / Gallon What is the ROI? 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 43. ObjectivesLearn the importance of ROI’s for buildingownersLearn what is necessary to accurately calculateROI’s for water efficiency upgrade projectsLearn how to effectively calculate waterefficiency upgrades ROI’s 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010
  • 44. 2010 IAPMO / WPC Emerging Technology Symposium - May 11-12, 2010