This series will continue on my "Gold Is Where Others Have Found It" YouTube channel: http://www.youtube.com/giwohfi Note that the dry washer's air intake flapper valve will seat much better when the riffle board is in place and when dirt is on the riffle board. I did not make that clear enough in my video. The "MiniDry Washer Combination" is found here: http://www.keeneeng.com/Merchant2/merchant.mvc?Screen=PROD&Product_Code=DW212V&Category_Code=DW