This exploration of retrofitting your home with passive solar structures includes interviews with solar engineers, builders, and homeowners. Part of the "Mastering Self-Sufficiency" series.
Bullfrog Films, Inc., PO Box 149, Oley, PA 19547, Phone: (610)779-8226, Toll-free: 800-543-3764, Fax: (610)370-1978, Email: firstname.lastname@example.org, URL: http://bullfrogfilms.com
Available on VHS
Running time 27 minutes.
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