diff --git a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.C b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.C
index 4e97af7a7a..7ca688a113 100644
--- a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.C
+++ b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.C
@@ -240,9 +240,9 @@ void Foam::conformalVoronoiMesh::insertPoints
     {
         label preDistributionSize(points.size());
 
-        DynamicList<Foam::point> transferPoints;
+        DynamicList<Foam::point> transferPoints(points.size()/2);
 
-        List<Point> pointsOnProcessor;
+        DynamicList<Point> pointsOnProcessor(points.size()/2);
 
         for
         (
@@ -393,6 +393,30 @@ void Foam::conformalVoronoiMesh::insertPoints
         // Info<< returnReduce(pts.size(), sumOp<label>())
         //     << " points in total" << endl;
     }
+//
+//    forAll(pts, pI)
+//    {
+//        // creation of points and indices is done assuming that it will be
+//        // relative to the instantaneous number_of_vertices() at insertion.
+//
+//        label type = types[pI];
+//
+//        if (type > Vb::vtFar)
+//        {
+//            // This is a member of a point pair, don't use the type directly
+//            // (note that this routine never gets called for referredPoints
+//            //  so type will never be -procI)
+//            type += number_of_vertices();
+//        }
+//
+//        insertPoint
+//        (
+//            pts[pI],
+//            indices[pI] + number_of_vertices(),
+//            type
+//        );
+//    }
+
 
     rangeInsertWithInfo
     (
@@ -402,6 +426,8 @@ void Foam::conformalVoronoiMesh::insertPoints
         indices,
         types
     );
+
+    Pout<< pts.size() << " " << indices.size() << " " << types.size() << endl;
 }
 
 
diff --git a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
index 4ee0b2a42d..d29cf85295 100644
--- a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
+++ b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMesh.H
@@ -970,8 +970,8 @@ private:
             labelList& owner,
             labelList& patchSizes,
             labelList& patchStarts,
-            List<DynamicList<face> >& patchFaces,
-            List<DynamicList<label> >& patchOwners
+            const List<DynamicList<face> >& patchFaces,
+            const List<DynamicList<label> >& patchOwners
         ) const;
 
         //- Remove points that are no longer used by any faces
@@ -1165,6 +1165,11 @@ public:
             //  protrude out of the surface beyond a tolerance.
             void findRemainingProtrusionSet(const fvMesh& mesh) const;
 
+            void writeProcessorInterface
+            (
+                const fileName& fName,
+                const faceList& faces
+            ) const;
 
             //- Function inserting points into a triangulation and setting the
             //  index and type data of the point in the correct order. This is
@@ -1226,23 +1231,35 @@ public:
 
                     c = T.locate(*(p->first), lt, li, lj, hint);
 
+                    const size_t checkInsertion = T.number_of_vertices();
+
                     typename Triangulation::Vertex_handle v
                         = T.insert(*(p->first), lt, c, li, lj);
 
-                    label oldIndex = p->second;
-
-                    label type = types[oldIndex];
-
-                    if (type > Vb::vtFar)
+                    if (checkInsertion != T.number_of_vertices() - 1)
                     {
-                        // This is a member of a point pair, don't use the type
-                        // directly (note that this routine never gets called
-                        // for referredPoints so type will never be -procI)
-                        type += T.number_of_vertices() - 1;
+                        Pout<< "Failed to insert point "
+                            << topoint(*(p->first)) << endl;
                     }
+                    else
+                    {
+                        label oldIndex = p->second;
 
-                    v->index() = indices[oldIndex] + T.number_of_vertices() - 1;
-                    v->type() = type;
+                        label type = types[oldIndex];
+
+                        if (type > Vb::vtFar)
+                        {
+                            // This is a member of a point pair, don't use the
+                            // type directly (note that this routine never gets
+                            // called for referredPoints so type will never be
+                            // -procI
+                            type += T.number_of_vertices() - 1;
+                        }
+
+                        v->index() = indices[oldIndex]
+                                   + T.number_of_vertices() - 1;
+                        v->type() = type;
+                    }
                 }
             }
 };
diff --git a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshCalcDualMesh.C b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshCalcDualMesh.C
index 025d530db6..0a79cd620d 100644
--- a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshCalcDualMesh.C
+++ b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshCalcDualMesh.C
@@ -82,28 +82,28 @@ void Foam::conformalVoronoiMesh::calcDualMesh
 // REMOVED BECAUSE THIS CODE STOPS ALL FACES NEAR ANY BOUNDARY (PROC OR REAL)
 // FROM BEING FILTERED.
 //
-//    for
-//    (
-//        Delaunay::Finite_vertices_iterator vit = finite_vertices_begin();
-//        vit != finite_vertices_end();
-//        vit++
-//    )
-//    {
-//        std::list<Cell_handle> cells;
-//        incident_cells(vit, std::back_inserter(cells));
-//
-//        bool hasProcPt = false;
-//
-//        for
-//        (
-//            std::list<Cell_handle>::iterator cit = cells.begin();
-//            cit != cells.end();
-//            ++cit
-//        )
-//        {
-//            // Allow filtering if any vertices are far points. Otherwise faces
-//            // with boundary points attached to a cell with a far point will
-//            // not be filtered.
+    for
+    (
+        Delaunay::Finite_vertices_iterator vit = finite_vertices_begin();
+        vit != finite_vertices_end();
+        vit++
+    )
+    {
+        std::list<Cell_handle> cells;
+        incident_cells(vit, std::back_inserter(cells));
+
+        bool hasProcPt = false;
+
+        for
+        (
+            std::list<Cell_handle>::iterator cit = cells.begin();
+            cit != cells.end();
+            ++cit
+        )
+        {
+            // Allow filtering if any vertices are far points. Otherwise faces
+            // with boundary points attached to a cell with a far point will
+            // not be filtered.
 //            if
 //            (
 //                (!(*cit)->vertex(0)->real() && !(*cit)->vertex(0)->farPoint())
@@ -111,27 +111,34 @@ void Foam::conformalVoronoiMesh::calcDualMesh
 //             || (!(*cit)->vertex(2)->real() && !(*cit)->vertex(2)->farPoint())
 //             || (!(*cit)->vertex(3)->real() && !(*cit)->vertex(3)->farPoint())
 //            )
-//            {
-//                hasProcPt = true;
-//
-//                break;
-//            }
-//        }
-//
-//        if (hasProcPt)
-//        {
-//            for
-//            (
-//                std::list<Cell_handle>::iterator cit = cells.begin();
-//                cit != cells.end();
-//                ++cit
-//            )
-//            {
-//                (*cit)->filterCount() =
-//                     cvMeshControls().filterCountSkipThreshold() + 1;
-//            }
-//        }
-//    }
+            if
+            (
+                (!(*cit)->vertex(0)->real())
+             || (!(*cit)->vertex(1)->real())
+             || (!(*cit)->vertex(2)->real())
+             || (!(*cit)->vertex(3)->real())
+            )
+            {
+                hasProcPt = true;
+
+                break;
+            }
+        }
+
+        if (hasProcPt)
+        {
+            for
+            (
+                std::list<Cell_handle>::iterator cit = cells.begin();
+                cit != cells.end();
+                ++cit
+            )
+            {
+                (*cit)->filterCount() =
+                     cvMeshControls().filterCountSkipThreshold() + 1;
+            }
+        }
+    }
 
     PackedBoolList boundaryPts(number_of_cells(), false);
 
@@ -2157,9 +2164,9 @@ void Foam::conformalVoronoiMesh::createFacesOwnerNeighbourAndPatches
                         // Did not find a surface patch between
                         // between Dv pair, finding nearest patch
 
-                        // Pout<< "Did not find a surface patch between "
-                        //     << "for face, finding nearest patch to"
-                        //     << 0.5*(ptA + ptB) << endl;
+//                         Pout<< "Did not find a surface patch between "
+//                             << "for face, finding nearest patch to"
+//                             << 0.5*(ptA + ptB) << endl;
 
                         patchIndex = geometryToConformTo_.findPatch
                         (
@@ -2240,6 +2247,37 @@ void Foam::conformalVoronoiMesh::createFacesOwnerNeighbourAndPatches
     {
         patchPointPairSlaves[patchI].transfer(patchPPSlaves[patchI]);
     }
+
+    if (cvMeshControls().objOutput())
+    {
+        forAll(procNeighbours, nbI)
+        {
+            if (patchFaces[nbI].size() > 0)
+            {
+                const label neighbour = procNeighbours[nbI];
+
+                if (neighbour != -1)
+                {
+                    word fName =
+                        "processor_"
+                      + name(Pstream::myProcNo())
+                      + "_to_"
+                      + name(neighbour)
+                      + "_interface.obj";
+
+                    writeProcessorInterface
+                    (
+                        fName,
+                        patchFaces[nbI]
+                    );
+                }
+            }
+        }
+
+        Pout<< "Patch Names:     " << patchNames << endl;
+        Pout<< "Patch Sizes:     " << patchSizes << endl;
+        Pout<< "Proc Neighbours: " << procNeighbours << endl;
+    }
 }
 
 
@@ -2527,8 +2565,8 @@ void Foam::conformalVoronoiMesh::addPatches
     labelList& owner,
     labelList& patchSizes,
     labelList& patchStarts,
-    List<DynamicList<face> >& patchFaces,
-    List<DynamicList<label> >& patchOwners
+    const List<DynamicList<face> >& patchFaces,
+    const List<DynamicList<label> >& patchOwners
 ) const
 {
     label nPatches = patchFaces.size();
diff --git a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshIO.C b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshIO.C
index bc9d04dfb1..fc860a3b59 100644
--- a/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshIO.C
+++ b/applications/utilities/mesh/generation/cvMesh/conformalVoronoiMesh/conformalVoronoiMesh/conformalVoronoiMeshIO.C
@@ -220,6 +220,37 @@ void Foam::conformalVoronoiMesh::writePoints
 }
 
 
+void Foam::conformalVoronoiMesh::writeProcessorInterface
+(
+    const fileName& fName,
+    const faceList& faces
+) const
+{
+    OFstream str(runTime_.path()/fName);
+
+    Pout<< "Writing processor interface" << endl;
+
+    pointField points(number_of_cells(), point::max);
+
+    for
+    (
+        Delaunay::Finite_cells_iterator cit = finite_cells_begin();
+        cit != finite_cells_end();
+        ++cit
+    )
+    {
+        if (!cit->farCell())
+        {
+            points[cit->cellIndex()] = topoint(dual(cit));
+        }
+    }
+
+    meshTools::writeOBJ(str, faces, points);
+
+    Pout<< "Written processor interface" << endl;
+}
+
+
 void Foam::conformalVoronoiMesh::writeInternalDelaunayVertices
 (
     const fileName& instance