diff -r 3b9abdae181e -r 84091b9cb800 src/global.h
--- a/src/global.h	Sat Jun 01 21:10:54 2024 +0200
+++ b/src/global.h	Sat Jun 08 15:54:30 2024 +0200
@@ -283,6 +283,8 @@
     double	mash_max;
     double	efficiency;
     QString	uuid;
+    double	HLT_volume;
+    double	HLT_deadspace;
 };
 
 
@@ -485,6 +487,8 @@
     double	eq_chiller_volume;
     double	eq_chiller_lpm;
     double	eq_chiller_loss;
+    double	eq_HLT_volume;
+    double	eq_HLT_deadspace;
 
     QDateTime	brew_date_start;
     double	brew_mash_ph;
@@ -617,6 +621,7 @@
     double	tw_sodium;
     double	tw_magnesium;
     double	tw_total_alkalinity;
+    double	tw_ph;
 
     QString	w1_name;		///< Water source 1
     double	w1_amount;
@@ -709,16 +714,30 @@
     double	keg_abv;
     double	keg_bar;
     QList<Splits>	splits;		///< Used during building a split batch
-    double      ws_calcium;             ///< Sparge water calculated.
-    double      ws_sulfate;
-    double      ws_chloride;
-    double      ws_sodium;
-    double      ws_magnesium;
-    double      ws_total_alkalinity;
+    double      	ws_calcium;	///< Sparge water calculated.
+    double      	ws_sulfate;
+    double      	ws_chloride;
+    double      	ws_sodium;
+    double      	ws_magnesium;
+    double      	ws_total_alkalinity;
+    double		aa_calcium;	///< Actual adjustments
+    double		aa_magnesium;
+    double		aa_bicarbonate;
+    double		aa_sodium;
+    double		aa_chloride;
+    double		aa_sulfate;
+    double		aa_hardness;
+    double		ta_calcium;	///< Target water adjustments
+    double		ta_magnesium;
+    double		ta_bicarbonate;
+    double		ta_sodium;
+    double		ta_chloride;
+    double		ta_sulfate;
+    double		ta_hardness;
     QList<Images>	images_list;	///< List of loaded images.
-    int		images_count;		///< -1 if not yet loaded.
-    int		images_current;		///< -1 or image in focus.
-    bool	images_dirty;
+    int			images_count;	///< -1 if not yet loaded.
+    int			images_current;	///< -1 or image in focus.
+    bool		images_dirty;
 };