Use in conjunction with the Grainfather G30 Connect Control Box thermometer probe or, use this stand alone gauge on the G40 / G70 brewing systems. Keep accurate control of your wort transfer temperature through the Grainfather Counter Flow Chiller. Avoid long lag time and off flavours by using the Grainfather Wortometer. Adjust your wort and water flow rates from the Grainfather Counter Flow Chiller by dialling in the exact wort temperature your specific yeast requires. Can be spliced into the silicone hose of the chiller or addition hose can be purchased here or you can use 8 mm inner diameter silicon hose as a cheaper option.