diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/0/p_rgh
index a4183b3ce85205942c5f3f8567ec5f41081ec17f..0efd9743e0c5735a078af777eb7325e311161097 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/bubbleColumnEvaporatingReacting/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
index 383649e640bcc4e8c6b3b877e4415a79ef0a36d5..955d523b8355a57e872cd9ba0d3dc98e59fc7f1d 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
@@ -28,7 +28,8 @@ boundaryField
 
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
 
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporating/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporating/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporating/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporating/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporatingDissolving/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporatingDissolving/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporatingDissolving/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnEvaporatingDissolving/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..201275d82736ab3534a13f52650c261dff2f18bb 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
@@ -27,7 +27,8 @@ boundaryField
     }
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
     walls
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
index 383649e640bcc4e8c6b3b877e4415a79ef0a36d5..955d523b8355a57e872cd9ba0d3dc98e59fc7f1d 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
@@ -28,7 +28,8 @@ boundaryField
 
     outlet
     {
-        type               fixedValue;
+        type               prghPressure;
+        p                  $internalField;
         value              $internalField;
     }
 
diff --git a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/injection/0/p_rgh b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/injection/0/p_rgh
index 0d154f2bd87ba648870e2f93a11df96e7ce51d69..6723bb6a1e7bd8ba3a956b2d227e831d085f0420 100644
--- a/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/injection/0/p_rgh
+++ b/tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/injection/0/p_rgh
@@ -29,8 +29,8 @@ boundaryField
 
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..071e58a3951d6f5f55027c112f391d5fb6354fa6 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/LES/bubbleColumn/0/p_rgh
@@ -22,18 +22,19 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..071e58a3951d6f5f55027c112f391d5fb6354fa6 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/RAS/bubbleColumn/0/p_rgh
@@ -22,18 +22,19 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
index 383649e640bcc4e8c6b3b877e4415a79ef0a36d5..a4c9bfe592d535cc18aa5ff168472a140a201f35 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/RAS/fluidisedBed/0/p_rgh
@@ -22,25 +22,26 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
 
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 
     frontAndBackPlanes
     {
-        type               empty;
+        type            empty;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..071e58a3951d6f5f55027c112f391d5fb6354fa6 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumn/0/p_rgh
@@ -22,18 +22,19 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
index c816028aaf34844b1f6bd2ec1e3460f9dac8ac29..071e58a3951d6f5f55027c112f391d5fb6354fa6 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/bubbleColumnIATE/0/p_rgh
@@ -22,18 +22,19 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
index 383649e640bcc4e8c6b3b877e4415a79ef0a36d5..a4c9bfe592d535cc18aa5ff168472a140a201f35 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/fluidisedBed/0/p_rgh
@@ -22,25 +22,26 @@ boundaryField
 {
     inlet
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 
     outlet
     {
-        type               fixedValue;
-        value              $internalField;
+        type            prghPressure;
+        p               $internalField;
+        value           $internalField;
     }
 
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 
     frontAndBackPlanes
     {
-        type               empty;
+        type            empty;
     }
 }
 
diff --git a/tutorials/multiphase/twoPhaseEulerFoam/laminar/injection/0/p_rgh b/tutorials/multiphase/twoPhaseEulerFoam/laminar/injection/0/p_rgh
index 0d154f2bd87ba648870e2f93a11df96e7ce51d69..6723bb6a1e7bd8ba3a956b2d227e831d085f0420 100644
--- a/tutorials/multiphase/twoPhaseEulerFoam/laminar/injection/0/p_rgh
+++ b/tutorials/multiphase/twoPhaseEulerFoam/laminar/injection/0/p_rgh
@@ -29,8 +29,8 @@ boundaryField
 
     walls
     {
-        type               fixedFluxPressure;
-        value              $internalField;
+        type            fixedFluxPressure;
+        value           $internalField;
     }
 }