--- a/src/Utils.h	Thu Nov 17 17:26:08 2022 +0100
+++ b/src/Utils.h	Fri Nov 18 12:17:32 2022 +0100
@@ -195,6 +195,14 @@
     double Charge(double pH);
 
     double CalcFrac(double TpH, double pK1, double pK2, double pK3);
+
+    /**
+     * @brief Calculate pressure in Bar after refermentation.
+     * @param gl Sugar in gram/liter
+     * @param T Temperature in celsius
+     * @return Pressure in Bar.
+     */
+    double GetPressureBar(double gl, double T);
 }
 
 #endif