Index: en_US.udic
===================================================================
diff -u -r799431fc75a1fbe1b874f08344c009c6b511047d -re454ad00d5e1528b8c49f1d5f33a91f7231f1056
--- en_US.udic	(.../en_US.udic)	(revision 799431fc75a1fbe1b874f08344c009c6b511047d)
+++ en_US.udic	(.../en_US.udic)	(revision e454ad00d5e1528b8c49f1d5f33a91f7231f1056)
@@ -214,3 +214,4 @@
 pre
 vcan
 Gui
+param
Index: sources/gui/qml/globals/Variables.qml
===================================================================
diff -u -r828e0b187e2fa3f75d769938bede41ef34683493 -re454ad00d5e1528b8c49f1d5f33a91f7231f1056
--- sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision 828e0b187e2fa3f75d769938bede41ef34683493)
+++ sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision e454ad00d5e1528b8c49f1d5f33a91f7231f1056)
@@ -191,8 +191,6 @@
     readonly property int      durationResolution   :  15 // PRS346
 
     // Ultrafiltration
-    readonly property real ultrafiltrationMinDef    :  0.000
-    readonly property real ultrafiltrationMaxDef    :  8.000
     readonly property int  ultrafiltrationPrecision :  3
 
     // Heparin
Index: sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml
===================================================================
diff -u -rc9f8f8cf3c6c37fc6460d8675c62c9442c4d4263 -re454ad00d5e1528b8c49f1d5f33a91f7231f1056
--- sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml	(.../PreTreatmentUltrafiltration.qml)	(revision c9f8f8cf3c6c37fc6460d8675c62c9442c4d4263)
+++ sources/gui/qml/pages/pretreatment/connection/PreTreatmentUltrafiltration.qml	(.../PreTreatmentUltrafiltration.qml)	(revision e454ad00d5e1528b8c49f1d5f33a91f7231f1056)
@@ -76,7 +76,7 @@
         ticks   : false
         diameter: Variables.sliderCircleDiameter
         decimal : Variables.ultrafiltrationPrecision
-        minimum : Variables.ultrafiltrationMinDef
+        minimum : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Min
         maximum : vTreatmentRanges.treatmentRanges_Ultrafiltration_Volume_Max
         minText.font.pixelSize: Fonts.fontPixelFluidText
         maxText.font.pixelSize: Fonts.fontPixelFluidText