diff --git a/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.C b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.C
new file mode 100644
index 0000000000..0f98226aae
--- /dev/null
+++ b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.C
@@ -0,0 +1,90 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "constantViscosity.H"
+#include "addToRunTimeSelectionTable.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+namespace regionModels
+{
+namespace surfaceFilmModels
+{
+
+// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
+
+defineTypeNameAndDebug(constantViscosity, 0);
+
+addToRunTimeSelectionTable
+(
+    filmViscosityModel,
+    constantViscosity,
+    dictionary
+);
+
+// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
+
+constantViscosity::constantViscosity
+(
+    const surfaceFilmModel& owner,
+    const dictionary& dict,
+    volScalarField& mu
+)
+:
+    filmViscosityModel(typeName, owner, dict, mu),
+    mu0_(readScalar(coeffs().lookup("mu0")))
+{
+    mu_.internalField() = mu0_;
+    mu_.correctBoundaryConditions();
+}
+
+
+// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
+
+constantViscosity::~constantViscosity()
+{}
+
+
+// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
+
+void constantViscosity::correct
+(
+    const volScalarField& p,
+    const volScalarField& T
+)
+{
+    // do nothing
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace surfaceFilmModels
+} // End namespace regionModels
+} // End namespace Foam
+
+// ************************************************************************* //
diff --git a/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.H b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.H
new file mode 100644
index 0000000000..d15ff13ca5
--- /dev/null
+++ b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/constantViscosity/constantViscosity.H
@@ -0,0 +1,121 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Class
+    Foam::constantViscosity
+
+Description
+    Constant viscosity model
+
+SourceFiles
+    constantViscosity.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef constantViscosity_H
+#define constantViscosity_H
+
+#include "filmViscosityModel.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+namespace regionModels
+{
+namespace surfaceFilmModels
+{
+
+/*---------------------------------------------------------------------------*\
+                      Class constantViscosity Declaration
+\*---------------------------------------------------------------------------*/
+
+class constantViscosity
+:
+    public filmViscosityModel
+{
+private:
+
+    // Private member functions
+
+        //- Disallow default bitwise copy construct
+        constantViscosity(const constantViscosity&);
+
+        //- Disallow default bitwise assignment
+        void operator=(const constantViscosity&);
+
+
+protected:
+
+    // Protected data
+
+        //- Constant viscosity [Pa.s]
+        scalar mu0_;
+
+
+
+public:
+
+    //- Runtime type information
+    TypeName("constant");
+
+
+    // Constructors
+
+        //- Construct from surface film model
+        constantViscosity
+        (
+            const surfaceFilmModel& owner,
+            const dictionary& dict,
+            volScalarField& mu
+        );
+
+
+    //- Destructor
+    virtual ~constantViscosity();
+
+
+    // Member Functions
+
+        // Evolution
+
+            //- Correct
+            virtual void correct
+            (
+                const volScalarField& p,
+                const volScalarField& T
+            );
+};
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace surfaceFilmModels
+} // End namespace regionModels
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //
diff --git a/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.C b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.C
new file mode 100644
index 0000000000..f163f68ce4
--- /dev/null
+++ b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.C
@@ -0,0 +1,91 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "liquidViscosity.H"
+#include "thermoSingleLayer.H"
+#include "addToRunTimeSelectionTable.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+namespace regionModels
+{
+namespace surfaceFilmModels
+{
+
+// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
+
+defineTypeNameAndDebug(liquidViscosity, 0);
+
+addToRunTimeSelectionTable
+(
+    filmViscosityModel,
+    liquidViscosity,
+    dictionary
+);
+
+// * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * * //
+
+// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
+
+liquidViscosity::liquidViscosity
+(
+    const surfaceFilmModel& owner,
+    const dictionary& dict,
+    volScalarField& mu
+)
+:
+    filmViscosityModel(typeName, owner, dict, mu)
+{}
+
+
+// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
+
+liquidViscosity::~liquidViscosity()
+{}
+
+
+// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
+
+void liquidViscosity::correct
+(
+    const volScalarField& p,
+    const volScalarField& T
+)
+{
+    const thermoSingleLayer& film = filmType<thermoSingleLayer>();
+
+    mu_ = film.filmThermo().mu();
+}
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace surfaceFilmModels
+} // End namespace regionModels
+} // End namespace Foam
+
+// ************************************************************************* //
diff --git a/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.H b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.H
new file mode 100644
index 0000000000..11c980e936
--- /dev/null
+++ b/src/regionModels/surfaceFilmModels/submodels/thermo/filmViscosityModel/liquidViscosity/liquidViscosity.H
@@ -0,0 +1,118 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2013 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Class
+    Foam::liquidViscosity
+
+Description
+    liquidViscosity viscosity model
+
+SourceFiles
+    liquidViscosity.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef liquidViscosity_H
+#define liquidViscosity_H
+
+#include "filmViscosityModel.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+namespace regionModels
+{
+namespace surfaceFilmModels
+{
+
+/*---------------------------------------------------------------------------*\
+                       Class liquidViscosity Declaration
+\*---------------------------------------------------------------------------*/
+
+class liquidViscosity
+:
+    public filmViscosityModel
+{
+private:
+
+    // Private member functions
+
+        //- Disallow default bitwise copy construct
+        liquidViscosity(const liquidViscosity&);
+
+        //- Disallow default bitwise assignment
+        void operator=(const liquidViscosity&);
+
+
+protected:
+
+    // Protected data
+
+
+
+public:
+
+    //- Runtime type information
+    TypeName("liquid");
+
+
+    // Constructors
+
+        //- Construct from surface film model
+        liquidViscosity
+        (
+            const surfaceFilmModel& owner,
+            const dictionary& dict,
+            volScalarField& mu
+        );
+
+
+    //- Destructor
+    virtual ~liquidViscosity();
+
+
+    // Member Functions
+
+        // Evolution
+
+            //- Correct
+            virtual void correct
+            (
+                const volScalarField& p,
+                const volScalarField& T
+            );
+};
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace surfaceFilmModels
+} // End namespace regionModels
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //