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Links

www.ascenthomebuilders.com for a great energy conscious home builder in Montana.

www.Mavordesignandconstruction.com with twenty-five years experience in building Bozeman's finest energy-efficient and green homes. First place winner of National Association of Home Builders Energy Value Housing Award.

www.builditsolar.com for lots of good information on do it yourself solar and energy saving ideas.

www.ngdc.noaa.gov for correction to compass north. World magnetic model.

www.retscreen.net for free software on renewable energy design and payback.

www.solar-rating.org for SRCC ratings of collectors and systems. These ratings may be required for tax credits. Also good information on collector performance.

www.find-solar.org connects people to solar energy professionals.

www.ases.org for the American Solar Energy Society.