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Sustainable technology:
A look at the design, construction and operation of a small scale slow sand water filter.
(Building a small slow sand water filter for individual use)6
Please help support this site by purchasing a summary of the most important results of our research. This includes detailed drawings of the filters. Also included are pictures, where to find sand, and construction details to build filters. $7.50
This page on our blog has the purchase area.
Thank you!!
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