Index: sources/gui/GuiGlobals.h
===================================================================
diff -u -r1ea05b21849b7ee431804166f8e206f623c39509 -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/GuiGlobals.h	(.../GuiGlobals.h)	(revision 1ea05b21849b7ee431804166f8e206f623c39509)
+++ sources/gui/GuiGlobals.h	(.../GuiGlobals.h)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -244,8 +244,8 @@
             ID_AdjustUltrafiltrationStateReq            = 0x4700, // 71   //// ----- @LEAHIZED
             ID_AdjustUltrafiltrationStateRsp            = 0x4800, // 72   //// ----- @LEAHIZED
 
-            ID_AdjustUltrafiltrationEditReq             = 0x110F, // 17 //// ----- @CRAPIZED: had to change to avoid duplication
-            ID_AdjustUltrafiltrationEditRsp             = 0x1300, // 19
+            ID_AdjustUltrafiltrationEditReq             = 0x4100, // 65   //// ----- @LEAHIZED
+            ID_AdjustUltrafiltrationEditRsp             = 0x4200, // 66   //// ----- @LEAHIZED
 
             ID_AdjustUltrafiltrationConfirmReq          = 0x150F, // 21 //// ----- @CRAPIZED: had to change to avoid duplication
             ID_AdjustUltrafiltrationConfirmRsp          = 0x2E00, // 46
Index: sources/gui/qml/components/Slider.qml
===================================================================
diff -u -r4c45b0a8be6589f9fb55b646edbe075a1f7df4fd -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 4c45b0a8be6589f9fb55b646edbe075a1f7df4fd)
+++ sources/gui/qml/components/Slider.qml	(.../Slider.qml)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -187,6 +187,12 @@
         return (Math.round(vValue / step) * step).toFixed(decimal)
     }
 
+    // round the value based on the given precision (not step)
+    function calculatePrecisionRoundedValue(value) {
+        let multiplier = Math.pow(10, decimal)
+        return Math.round(value * multiplier) / multiplier
+    }
+
     function getValueOfX(x) {
         return ( x * ( maximum - minimum ) ) / width + minimum
     }
@@ -197,7 +203,7 @@
 
     function calculateValue(x, isSnappingToTicks) {
         let mMinimum = calculateMinimum()
-        let mMaximum = calculateRoundedValue(_root.maximum)
+        let mMaximum = calculatePrecisionRoundedValue(_root.maximum)
 
         // the center of the handler is aligned on the snap point and half width shall be used to set as min not the entire width.
         // also half of the hadler is out of slider min position when set on min, which proves the same as above.
@@ -257,12 +263,12 @@
      */
     function calculateMinimum() {
         let result     = calculateRoundedValue(_root.minimum)
-        let rdMinStop  = calculateRoundedValue(_root.minStop)
+        let rdMinStop  = calculatePrecisionRoundedValue(_root.minStop)
         if (rdMinStop > result) {
             if (stepSnap) {
                 // if slider is set to snap and minimum stop is not on a step, then
                 // adjust it to one step above
-                let rdStep = calculateRoundedValue(step)
+                let rdStep = calculatePrecisionRoundedValue(step)
                 result = Math.ceil(rdMinStop/rdStep) * rdStep
             }
             else {
Index: sources/gui/qml/pages/treatment/TreatmentUltrafiltrationItem.qml
===================================================================
diff -u -r2a1689f77fc3de1dd4f9e004dc01c6d5ea32b1db -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/qml/pages/treatment/TreatmentUltrafiltrationItem.qml	(.../TreatmentUltrafiltrationItem.qml)	(revision 2a1689f77fc3de1dd4f9e004dc01c6d5ea32b1db)
+++ sources/gui/qml/pages/treatment/TreatmentUltrafiltrationItem.qml	(.../TreatmentUltrafiltrationItem.qml)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -71,13 +71,10 @@
             _treatmentAdjustmentUltrafiltrationStart.open()
         }
         onContinueClicked       : function(vVolume) {
-            close()
-            _treatmentAdjustmentUltrafiltrationConfirm.ultrafiltrationVolume = vVolume
-            _treatmentAdjustmentUltrafiltrationConfirm.open()
             // send Volume to HD and wait.
             // if accepted close()
             // not accepted show error in notification
-            // vTreatmentAdjustmentUltrafiltrationEdit.doAdjustment(vVolume)
+            vTreatmentAdjustmentUltrafiltrationEdit.doAdjustment(vVolume)
         }
     }
 
@@ -111,11 +108,7 @@
         function onAdjustmentTriggered              ( vValue ) {
             if (vTreatmentAdjustmentUltrafiltrationEdit.adjustment_Accepted) {
                 _treatmentAdjustmentUltrafiltrationConfirm.ultrafiltrationVolume    = vTreatmentAdjustmentUltrafiltrationEdit.volume
-                _treatmentAdjustmentUltrafiltrationConfirm.treatmentDuration        = vTreatmentAdjustmentUltrafiltrationEdit.duration
-                _treatmentAdjustmentUltrafiltrationConfirm.treatmentDurationDiff    = vTreatmentAdjustmentUltrafiltrationEdit.durationDiff
                 _treatmentAdjustmentUltrafiltrationConfirm.ultrafiltrationRate      = vTreatmentAdjustmentUltrafiltrationEdit.rate
-                _treatmentAdjustmentUltrafiltrationConfirm.ultrafiltrationRateDiff  = vTreatmentAdjustmentUltrafiltrationEdit.rateDiff
-                _treatmentAdjustmentUltrafiltrationConfirm.ultrafiltrationRateOld   = vTreatmentAdjustmentUltrafiltrationEdit.rateOld
 
                 _treatmentAdjustmentUltrafiltrationEdit   .close()
                 _treatmentAdjustmentUltrafiltrationConfirm.reset()
@@ -131,6 +124,8 @@
             if (vTreatmentAdjustmentUltrafiltrationConfirm.adjustment_Accepted) {
                 vTreatmentUltrafiltration.maximum                            = vTreatmentAdjustmentUltrafiltrationConfirm.volume
                 _treatmentAdjustmentUltrafiltrationConfirm.close()
+                _treatmentAdjustmentUltrafiltrationEdit   .close()
+                _treatmentAdjustmentUltrafiltrationStart  .open()
             } else {
                 _treatmentAdjustmentUltrafiltrationConfirm.notification.text = vTreatmentAdjustmentUltrafiltrationConfirm.text()
             }
Index: sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml
===================================================================
diff -u -r018005dc067da01f25899ce83e4ce8f14e5013ae -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml	(.../TreatmentAdjustmentUltrafiltrationEdit.qml)	(revision 018005dc067da01f25899ce83e4ce8f14e5013ae)
+++ sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationEdit.qml	(.../TreatmentAdjustmentUltrafiltrationEdit.qml)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -29,6 +29,8 @@
 TreatmentAdjustmentBase { id: _root
     contentItem.objectName: "TreatmentAdjustmentUltrafiltrationEdit"  //SquishQt testability
     QtObject { id: _private
+        readonly property real minimum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Min
+        readonly property real maximum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
         property int  decimal       : Variables.ultrafiltrationPrecision
         property real setVolume     : vTreatmentUltrafiltration.setVolume
         property real volumeRemoved : vTreatmentUltrafiltration.volumeRemoved
@@ -84,9 +86,9 @@
                 verticalCenter  : parent.verticalCenter
             }
             decimal         : Variables.ultrafiltrationPrecision
-            minimum         : 0
+            minimum         : _private.minimum
             minStop         : _private.volumeRemoved
-            maximum         : 8
+            maximum         : _private.maximum
             unit            : Variables.unitVolume
             step            : 0.1
             defaultValue    : { defaultValue = _private.setVolume } // set without binding
Index: sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationStart.qml
===================================================================
diff -u -r3f1dc7713eef873c5242d87c6bce72b1dd17c607 -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationStart.qml	(.../TreatmentAdjustmentUltrafiltrationStart.qml)	(revision 3f1dc7713eef873c5242d87c6bce72b1dd17c607)
+++ sources/gui/qml/pages/treatment/adjustments/TreatmentAdjustmentUltrafiltrationStart.qml	(.../TreatmentAdjustmentUltrafiltrationStart.qml)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -30,8 +30,8 @@
     contentItem.objectName: "TreatmentAdjustmentUltrafiltrationStart"  //SquishQt testability
 
     QtObject { id: _private
-        property real minimum       : vTreatmentUltrafiltration.minimum
-        property real maximum       : vTreatmentUltrafiltration.maximum
+        readonly property real minimum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Min
+        readonly property real maximum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
         property real setVolume     : vTreatmentUltrafiltration.setVolume
         property real volumeRemoved : vTreatmentUltrafiltration.volumeRemoved
     }
Index: sources/gui/qml/pages/treatment/sections/TreatmentUltrafiltration.qml
===================================================================
diff -u -r7db80dd579054dd4754ae4d135a4a3e647f09b5f -r038d30c2f22add13830b92a9775d70c9615861b2
--- sources/gui/qml/pages/treatment/sections/TreatmentUltrafiltration.qml	(.../TreatmentUltrafiltration.qml)	(revision 7db80dd579054dd4754ae4d135a4a3e647f09b5f)
+++ sources/gui/qml/pages/treatment/sections/TreatmentUltrafiltration.qml	(.../TreatmentUltrafiltration.qml)	(revision 038d30c2f22add13830b92a9775d70c9615861b2)
@@ -28,8 +28,8 @@
  */
 
 TreatmentSection { id: _root
-    readonly property real minimum  : vTreatmentUltrafiltration.minimum
-    readonly property real maximum  : vTreatmentUltrafiltration.maximum
+    readonly property real minimum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Min
+    readonly property real maximum  : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
     readonly property real value    : vTreatmentUltrafiltration.volumeRemoved
     readonly property int topTextFontSize       : 25
     readonly property int bottomTextFontSize    : 60