 | Good filter material is most like a felt, and fiberglass insulation seemed pretty close. So I rigged up an experiment to see how well it would work. http://w... | From:Matthias Wandel Views:65200   932ratings |
| Time:05:45 | More inHowto & Style |
| Good filter material is most like a felt, and fiberglass insulation seemed pretty close. So I rigged up an experiment to see how well it would work. http://w... | From:Matthias Wandel Views:65200 932ratings |
| Time:05:45 | More inHowto & Style |
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