Index: sources/gui/qml/pages/disinfect/DisinfectStack.qml
===================================================================
diff -u -ra9524b7a57b19e112b18a1e4ae6a44fb9d00af90 -rbf894466a9c12a0bf0db190027256288f2c3f74d
--- sources/gui/qml/pages/disinfect/DisinfectStack.qml	(.../DisinfectStack.qml)	(revision a9524b7a57b19e112b18a1e4ae6a44fb9d00af90)
+++ sources/gui/qml/pages/disinfect/DisinfectStack.qml	(.../DisinfectStack.qml)	(revision bf894466a9c12a0bf0db190027256288f2c3f74d)
@@ -53,35 +53,20 @@
         else                                                { vPage.reasonText = vDisinfectAdjustDisinfect.text()  }
     }
 
-    property var doDisinfects   : [
-        doDisinfectFlush     ,
-        doDisinfectHeat      ,
-        doDisinfectChemical  ,
-        doDisinfectChemFlush ,
-        doDisinfectROPermeate,
-    ]
-
     DisinfectBase { id          :  _disinfectHome
         objectName              : "_disinfectHome"
         property int stackStepIndex : 0
         header.stepNames        : [ _root.disinfectTitle ]
         title.text              :   _root.disinfectTitle
 
         TouchGrid {
-            width       : parent.width / 2
-            colCount    : 1
-            colSpacing  : 0
-            // rowCount    : itemsText
-            itemsText   : [
-                _root.flushTitle     ,
-                _root.heatTitle      ,
-                _root.chemicalTitle  ,
-                _root.chemFlushTitle ,
-                _root.roPermeateTitle,
-            ]
-            onItemClicked: {
-                doDisinfects[vIndex]()
-            }
+            property bool isVisible: vAdjustmentInstitutionalRecord.enableChemicalDisinfect
+            width           : parent.width / 2
+            colCount        : 1
+            colSpacing      : 0
+            itemsText       : [ _root.flushTitle    , _root.heatTitle   , _root.chemicalTitle   , _root.chemFlushTitle  , _root.roPermeateTitle ,   ]
+            itemsVisible    : [ true                , true              , isVisible             , isVisible             , true                  ,   ]
+            onItemClicked   : [ doDisinfectFlush    , doDisinfectHeat   , doDisinfectChemical   , doDisinfectChemFlush  , doDisinfectROPermeate ,   ][vIndex]()
         }
         Image { id: _denaliDeviceImage
             anchors.right           : parent.right