practical green (2012 green schools conf)
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www.self-help.org
www.self-help.org
Practical Green Self-Help Credit Union
2012 Green Schools ConferenceMelissa Malkin-Weber
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Total Self-Help Charter School Lending
$147,093,013 invested 1997 - 2012
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# Number of Self-Help loans
== States without loans, where Self-Help provided technical assistance
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East Fort Worth Montessori Academy
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4www.self-help.org/GreenLoans
Self-Help Energy Loan Fund
• Existing buildings • Energy efficiency retrofits and renewable
energy upgrades • Charlotte, Washington, DC, Atlanta, Miami,
Houston, Chicago, Los Angeles San Francisco• Energy Audit prior to application• Utility data shared via Energy Scorecard
Funded in partnership with Bank of America
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Is it easy being green?
• Coalition for High Performance Schools (CHPS)• LEED for Schools• ASHRAE 189.1• ASHRAE Design Guide • Energy Star (Target Finder)
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The Green Wall
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A Tour of Some Decision Points
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Ensure a Tight Envelope
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2012 -$4002013 -$2672014 -$1272015 $192016 $1732017 $3352018 $5052019 $6832020 $8702021 $1,0672022 $1,2732023 $1,4902024 $1,7172025 $1,9562026 $2,2072027 $2,470
Bank Branch Exit Signs Upgrade
• $400 investment• $133 annual savings • $2,470 in 15 years
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• $100,000 investment
• $14,000 annual savings
• $110,000 saved
in 15 years
Right now ($100,000)2013 -86,0002014 -72,0002015 -58,0002106 -44,0002017 -30,0002018 -16,0002019 -2,0002020 12,0002021 26,0002022 40,0002023 54,0002024 68,0002025 82,0002026 96,0002027 110,000
HVAC Project Example
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14www.self-help.org/GreenLoans
$100,000 savings account…at 2% interest
2013 - $102,000
2027 - $134,586
What’s your money going to be worth…?
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What are 15 years of savings worth today?
Project Cost $100,000
Annual Savings $14,000 What return do I demand on my money? 7%
Net Present Value $24,659
NPV = R1
+ R2
+ R3
+ ... − Initial Investment( 1 + i )1 ( 1 + i )2 ( 1 + i )3
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Did the “save energy” campaign make a difference?
Electric Bill (kWh) Cost
2010 175,441 $ 12,105 2011 164,312 $ 11,338
Heating Degree Days
kWh per Degree Day
2010 2075 84.552011 1929 85.18
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www.self-help.org
www.self-help.org
Thank You!Melissa Malkin-Weber
Green Initiatives Manager(919) 956 4406
[email protected]@BuildingSystem
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Presentation Links
• www.Self-Help.org/GreenLoans• ASHRAE Design Guides (Schools & Other building
types) http://ow.ly/9hkr2• LEED User – expert community
http://www.leeduser.com/• Energy Star Target Finder & Portfolio Manager
http://ow.ly/9hkSv• Air Barrier Association of America (ABAA)
http://ow.ly/9hl26• Heating Degree Days http://www.degreedays.net/