Obsolute: DIY RIMS version 1 based on old 21L fermenter!

My DIY RIMS version 1 based on old 21L fermenter!

In below picture + video carrousel you can see my DIY RIMS version 1, there is suited for up till 7kg gains + 16L mash water + 10L sparge  and hence boiling 19L wort in the end!