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Books by John Krigger, Chris Dorsi

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Saturn Energy Auditor Field Guide
🇺🇸 United States
Saturn Energy Auditor Field Guide
By: John Krigger, Chris Dorsi
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The Homeowner's Handbook to Energy Efficiency: A Guide to Big and Small Improvements
🇺🇸 United States
The Homeowner's Handbook to Energy Efficiency: A Guide…
By: John Krigger, Chris Dorsi
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