Rain water with a sandy apathetic agriculture filter

Rain water with a sandy apathetic agriculture filter Tube. Duration : 7.02 Mins.

Catch the rain! (Daylight Saving Time in the U.S. state of Washington). A quick look at the rainwater collected on the roof with a slow sand filter combined with a change. This is an overview of the process and a demonstration of a working system. An instructional video on how to build a system, when I have time. See http www.slowsandfilter.org and for more information on these filters.

Keywords: roof, water, harvesting, with, slow, sand, filter

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