I just watched a Brewing TV epsiode on brewing-in-a-bag (BIAB). They took 7lb (3.2KG) of grains, and 5 US Gallon (19 Litres) of water. After mashing they had 4 US Gallons (15 Litres) of 1.052 gravity ...
Where can you buy and what type of material have you made a BIAB with? Specifically: -Name/brand/type of material -Mesh size -Dimensions of raw material and final bag