1 / 24

TowerWise

TowerWise.ca. Energy savings in Multi-suite residential buildings: Case Studies. Outline. Rental Properties 849 Broadview Avenue 24 Forest Manor Road Condominium Properties 15 Kensington Road 2 Aberfoyle Crescent. 849 Broadview Avenue. Pre-Retrofit Situation: 32 rental suites

kendall
Télécharger la présentation

TowerWise

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. TowerWise.ca Energy savings in Multi-suite residential buildings: Case Studies

  2. Outline Rental Properties 849 Broadview Avenue 24 Forest Manor Road Condominium Properties 15 Kensington Road 2 Aberfoyle Crescent

  3. 849 Broadview Avenue Pre-Retrofit Situation: 32 rental suites Built in 1930’s High maintenance costs Frequent equipment breakdowns

  4. 849 Broadview Avenue Retrofit Strategy: Boiler controls and steam traps Windows Attic insulation Common area lighting Faucets, showers, toilets

  5. 849 Broadview Avenue Actual Performance 48 Tonnes CO2e avoided

  6. 849 Broadview Avenue Simple Payback 5.7 years 10-year ROI 130% IRR over 10 years 14% Net Present Value $45,000

  7. 849 Broadview Avenue Owner Testimonial “We are very pleased with the results of the retrofits which exceeded our expectations both financially and otherwise. In addition to the energy and maintenance savings, the work resulted in quieter, more comfortable suites for our residents...”

  8. 24 Forest Manor Road Pre-Retrofit Situation: 128 rental suites Built in 1970 Roof reaching end of life Leaky envelope

  9. 24 Forest Manor Road Retrofit Strategy: Improve building envelope (replace windows, balcony doors and roof) Reduce reliance on fossil fuels (install a solar thermal hot water system)

  10. 24 Forest Manor Road Projected Performance 200 Tonnes CO2e avoided

  11. 24 Forest Manor Road Simple Payback 6.7 years 10-year ROI 49% IRR over 10 years 8% Net Present Value $22,000

  12. 24 Forest Manor Road Owner Testimonial “We undertook these retrofit projects to significantly reduce our utility costs, but also to improve reliability of the affected systems and the comfort of our residents. The system performance so far has been impressive as the solar hot water system has been able to supply almost 100% of our domestic hot water load this summer [2010].. ..There were a few challenging aspects to this project but we have learned a great deal and are looking at installing similar systems in some of Rainbow Group’s other properties.”

  13. 15 Kensington Road Pre-Retrofit Situation: 210 suite condominium Built in 1974 Excessive energy bills Wanted to avoid borrowing costs

  14. 15 Kensington Road Retrofit Strategy: Boiler Replacement Air Handling Unit (AHU) Retrofit Toilet Replacement Chiller Replacement

  15. 15 Kensington Road Actual Performance 300 Tonnes CO2e avoided

  16. 15 Kensington Road Simple Payback 4.4 years Net Present Value $183,000

  17. 15 Kensington Road Building Manager Testimonial “We wanted to make sure that this project was sustainable which meant ensuring a sustainable source of funding. This goal was achieved by scheduling the work such that it could be paid for out of the reserve fund and the operating surplus from the new boilers. When presenting information about the project I tried to ensure that budgets were transparent and suite owners understood how projects are being funded...”

  18. Two Aberfoyle Pre-Retrofit Situation: 116 suite condominium Occupied in 2001 Investigation into solar energy led to discovery of other energy savings measures

  19. Two Aberfoyle Retrofit Strategy: Lighting Retrofit CO Monitor Installation Boiler Replacement Installation of Variable Frequency Drive (VFD) on Make-Up Air Unit (MAU)

  20. Two Aberfoyle Actual Performance 164 Tonnes CO2e avoided

  21. Two Aberfoyle Simple Payback 2.3 years 10-year ROI 410% IRR over 10 years 48% Net Present Value $270,000

  22. Two Aberfoyle Condo Board Member Testimonial “...By researching energy savings measures and consulting with experts to understand the existing conditions of the building, we were able to design a retrofit program that took advantage of the unique energy savings opportunities in our building. Then by staging the project over three years we were able to avoid borrowing costs...”

  23. Final Thoughts Planning: Whole Building Approach Enhance Existing Maintenance Projects Quick Payback + Longer Payback Items Project Sequencing http://www.stlucieco.gov/planning/planning.htm

  24. Final Thoughts Financing: Energy Conservation Incentives Financial Analysis Tools Construction: COMMUNICATION! Operations: Ongoing control http://www.mediatonet.com/Financing.html http://www.reggin.ca/hvac.htm http://www.afmcontrols.com/ http://ableandbakerdesign.blogspot.com/2009/09/1968-airstream-retrofit-window.html

More Related