Everything you need for a successful 20Litre fermentation and filtering. Just add the sugar. 1. Yeast - the correct yeast in the correct quantity. 2. Yeast Nutrients - the right nutrients for the supply of minerals and balance PH for maximum yeast growth and direction. 3. Carbon Treatment - activated carbon treatment reacts violently by absorbing unwanted oils and odours. 4. Carbon Filter - a slow thorough drip filter that strips and polishes spirit to perfection. All packed in one bag ready to go.