diff --git a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.C b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.C
index 30c00fca9b..a196d15cf4 100644
--- a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.C
+++ b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -38,6 +38,12 @@ namespace Foam
         regionCoupledGAMGInterfaceField,
         lduInterface
     );
+    addToRunTimeSelectionTable
+    (
+        GAMGInterfaceField,
+        regionCoupledGAMGInterfaceField,
+        lduInterfaceField
+    );
 }
 
 
@@ -57,6 +63,21 @@ Foam::regionCoupledGAMGInterfaceField::regionCoupledGAMGInterfaceField
 {}
 
 
+Foam::regionCoupledGAMGInterfaceField::regionCoupledGAMGInterfaceField
+(
+    const GAMGInterface& GAMGCp,
+    const bool doTransform,
+    const int rank
+)
+:
+    GAMGInterfaceField(GAMGCp, doTransform, rank),
+    regionCoupledGAMGInterface_
+    (
+        refCast<const regionCoupledGAMGInterface>(GAMGCp)
+    )
+{}
+
+
 // * * * * * * * * * * * * * * * * Desstructor * * * * * * * * * * * * * * * //
 
 Foam::regionCoupledGAMGInterfaceField::~regionCoupledGAMGInterfaceField()
diff --git a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.H b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.H
index b52b4c1321..5b26ddc2a7 100644
--- a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.H
+++ b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledGAMGInterfaceField.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -85,6 +85,13 @@ public:
             const lduInterfaceField& fineInterfaceField
         );
 
+        //- Construct from GAMG interface and fine level interface field
+        regionCoupledGAMGInterfaceField
+        (
+            const GAMGInterface& GAMGCp,
+            const bool doTransform,
+            const int rank
+        );
 
     //- Destructor
     virtual ~regionCoupledGAMGInterfaceField();
diff --git a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.C b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.C
index 24921d8dd4..b310004a6c 100644
--- a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.C
+++ b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -38,6 +38,12 @@ namespace Foam
         regionCoupledWallGAMGInterfaceField,
         lduInterface
     );
+    addToRunTimeSelectionTable
+    (
+        GAMGInterfaceField,
+        regionCoupledWallGAMGInterfaceField,
+        lduInterfaceField
+    );
 }
 
 
@@ -57,6 +63,21 @@ Foam::regionCoupledWallGAMGInterfaceField::regionCoupledWallGAMGInterfaceField
 {}
 
 
+Foam::regionCoupledWallGAMGInterfaceField::regionCoupledWallGAMGInterfaceField
+(
+    const GAMGInterface& GAMGCp,
+    const bool doTransform,
+    const int rank
+)
+:
+    GAMGInterfaceField(GAMGCp, doTransform, rank),
+    regionCoupledGAMGInterface_
+    (
+        refCast<const regionCoupledWallGAMGInterface>(GAMGCp)
+    )
+{}
+
+
 // * * * * * * * * * * * * * * * * Desstructor * * * * * * * * * * * * * * * //
 
 Foam::regionCoupledWallGAMGInterfaceField::~regionCoupledWallGAMGInterfaceField
diff --git a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.H b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.H
index 31aaf93261..8bcdd2e114 100644
--- a/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.H
+++ b/src/meshTools/regionCoupled/GAMG/interfaceFields/regionCoupledGAMGInterfaceField/regionCoupledWallGAMGInterfaceField.H
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2013 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -85,6 +85,14 @@ public:
             const lduInterfaceField& fineInterfaceField
         );
 
+        //- Construct from GAMG interface and fine level interface field
+        regionCoupledWallGAMGInterfaceField
+        (
+            const GAMGInterface& GAMGCp,
+            const bool doTransform,
+            const int rank
+        );
+
 
     //- Destructor
     virtual ~regionCoupledWallGAMGInterfaceField();
diff --git a/src/meshTools/regionCoupled/GAMG/interfaces/regionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.C b/src/meshTools/regionCoupled/GAMG/interfaces/regionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.C
index cd934b8630..e02fd1a7e5 100644
--- a/src/meshTools/regionCoupled/GAMG/interfaces/regionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.C
+++ b/src/meshTools/regionCoupled/GAMG/interfaces/regionCoupledGAMGInterface/regionCoupledBaseGAMGInterface.C
@@ -45,12 +45,7 @@ Foam::regionCoupledBaseGAMGInterface::regionCoupledBaseGAMGInterface
     GAMGInterface
     (
         index,
-        coarseInterfaces,
-        fineInterface,
-        localRestrictAddressing,
-        neighbourRestrictAddressing,
-        fineLevelIndex,
-        coarseComm
+        coarseInterfaces
     ),
     fineRegionCoupledLduInterface_
     (