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Any good sites for inexpensive ideas on passive solar and?

cheap ways to incorporate passive solar into an existing home?

2007-02-14 02:40:28 · 1 answers · asked by lifeisagift 3 in Environment

1 answers

Centre for alternative technology

2007-02-14 03:12:19 · answer #1 · answered by fred 6 · 0⤊ 0⤋

fedest.com, questions and answers