diff --git a/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp b/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
index d2da267889..36ef6edf8f 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
@@ -194,6 +194,7 @@ ViewProviderFemMesh::ViewProviderFemMesh()
     ShapeColor.setValue(App::Color(1.0f,0.7f,0.0f));
     ADD_PROPERTY(BackfaceCulling,(true));
     ADD_PROPERTY(ShowInner, (false));
+    ADD_PROPERTY(MaxFacesShowInner,(50000));
 
     onlyEdges = false;
 
@@ -368,7 +369,7 @@ void ViewProviderFemMesh::updateData(const App::Property* prop)
         ViewProviderFEMMeshBuilder builder;
         resetColorByNodeId();
         resetDisplacementByNodeId();
-        builder.createMesh(prop, pcCoords, pcFaces, pcLines, vFaceElementIdx, vNodeElementIdx, onlyEdges, ShowInner.getValue());
+        builder.createMesh(prop, pcCoords, pcFaces, pcLines, vFaceElementIdx, vNodeElementIdx, onlyEdges, ShowInner.getValue(), MaxFacesShowInner.getValue());
     }
     Gui::ViewProviderGeometryObject::updateData(prop);
 }
@@ -394,7 +395,7 @@ void ViewProviderFemMesh::onChanged(const App::Property* prop)
     else if (prop == &ShowInner ) {
         // recalc mesh with new settings
         ViewProviderFEMMeshBuilder builder;
-        builder.createMesh(&(dynamic_cast<Fem::FemMeshObject*>(this->pcObject)->FemMesh), pcCoords, pcFaces, pcLines, vFaceElementIdx, vNodeElementIdx, onlyEdges, ShowInner.getValue());
+        builder.createMesh(&(dynamic_cast<Fem::FemMeshObject*>(this->pcObject)->FemMesh), pcCoords, pcFaces, pcLines, vFaceElementIdx, vNodeElementIdx, onlyEdges, ShowInner.getValue(), MaxFacesShowInner.getValue());
     }
     else if (prop == &LineWidth) {
         pcDrawStyle->lineWidth = LineWidth.getValue();
@@ -689,7 +690,7 @@ void ViewProviderFEMMeshBuilder::buildNodes(const App::Property* prop, std::vect
         std::vector<unsigned long> vFaceElementIdx;
         std::vector<unsigned long> vNodeElementIdx;
         bool onlyEdges;
-        createMesh(prop, pcPointsCoord, pcFaces,pcLines,vFaceElementIdx,vNodeElementIdx,onlyEdges,false);
+        createMesh(prop, pcPointsCoord, pcFaces,pcLines,vFaceElementIdx,vNodeElementIdx,onlyEdges,false,0);
     }
 }
 
@@ -716,7 +717,8 @@ void ViewProviderFEMMeshBuilder::createMesh(const App::Property* prop,
                                             std::vector<unsigned long> &vFaceElementIdx,
                                             std::vector<unsigned long> &vNodeElementIdx,
                                             bool &onlyEdges,
-                                            bool ShowInner) const
+                                            bool ShowInner,
+                                            int MaxFacesShowInner) const
 {
 
     const Fem::PropertyFemMesh* mesh = static_cast<const Fem::PropertyFemMesh*>(prop);
@@ -922,7 +924,7 @@ void ViewProviderFEMMeshBuilder::createMesh(const App::Property* prop,
     int FaceSize = facesHelper.size();
 
 
-    if( FaceSize < 5000){
+    if( FaceSize < MaxFacesShowInner){
         Base::Console().Log("    %f: Start eliminate internal faces SIMPLE\n",Base::TimeInfo::diffTimeF(Start,Base::TimeInfo()));
 
         // search for double (inside) faces and hide them
diff --git a/src/Mod/Fem/Gui/ViewProviderFemMesh.h b/src/Mod/Fem/Gui/ViewProviderFemMesh.h
index 6ba9f90c76..f83c7c114f 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemMesh.h
+++ b/src/Mod/Fem/Gui/ViewProviderFemMesh.h
@@ -53,7 +53,8 @@ public:
                     std::vector<unsigned long>&,
                     std::vector<unsigned long>&,
                     bool &edgeOnly,
-                    bool ShowInner
+                    bool ShowInner,
+                    int MaxFacesShowInner
                    ) const;
 };
 
@@ -74,6 +75,7 @@ public:
     App::PropertyFloatConstraint LineWidth;
     App::PropertyBool     BackfaceCulling;
     App::PropertyBool     ShowInner;
+    App::PropertyInteger  MaxFacesShowInner;
 
     void attach(App::DocumentObject *pcObject);
     void setDisplayMode(const char* ModeName);