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Maine’s Consumer Service for Energy Programs
www.efficiencymaine.com
Water Furnace
www.waterfurnace.com
Tax Incentives Assistance Project
www.energytaxincentives.org
Maine Governor's Office of Energy Independence and Security
www.maine.gov/oeis
U.S. Department of Energy
www.energy.gov
Building Energy Codes Program
www.energycodes.gov
Geothermal Heat Pump Consortium
www.geoexchange.org
International Ground Source Heat Pump Association
www.igshpa.okstate.edu
Alliance to Save Energy
www.ase.org/content/article/detail/2654
Maine Health and Environmental Testing Laboratory
www.informe.org/hetl
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