Solar Heat Panel
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Book Details
Author(s)
Thomas Valone, PhD
Publisher
Integrity Research Institute
ISBN / ASIN
1935023128
ISBN-13
9781935023128
Marketplace
United Kingdom 🇬🇧
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Description
Complete design plans or building a $100 hot air solar collector on your souhern exposure rooftop. A loose plastic flap coveringthe output stops blackflow during night. Works all year.
