diff --git a/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createClouds.H b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createClouds.H
index 954b74e069f5463683ba0941a1f2818a5258e9fc..26852f0b75ccb7205f73b90b49d00191a8f38ce5 100644
--- a/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createClouds.H
+++ b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createClouds.H
@@ -1,7 +1,7 @@
-Info<< "\nConstructing reacting cloud" << endl;
-basicReactingMultiphaseCloud parcels
+Info<< "\nConstructing " << CLOUD_BASE_TYPE_NAME << " cloud" << endl;
+basicReactingTypeCloud parcels
 (
-    "reactingCloud1",
+    word(CLOUD_BASE_TYPE_NAME) + "1",
     rho,
     U,
     g,
diff --git a/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createFieldRefs.H b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createFieldRefs.H
new file mode 100644
index 0000000000000000000000000000000000000000..fdc479bc2321c1a92e3f5f11cd52b3d4ffcd789c
--- /dev/null
+++ b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/createFieldRefs.H
@@ -0,0 +1,3 @@
+const volScalarField& psi = thermo.psi();
+const volScalarField& T = thermo.T();
+const label inertIndex(composition.species()[inertSpecie]);
diff --git a/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/simpleReactingParcelFoam.C b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/simpleReactingParcelFoam.C
index fd5c373be820dbe812f7df48aba11313e940fd3a..00cdee6b1c1b80eb1f6b3596352e5efb97982860 100644
--- a/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/simpleReactingParcelFoam.C
+++ b/applications/solvers/lagrangian/reactingParcelFoam/simpleReactingParcelFoam/simpleReactingParcelFoam.C
@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2013-2017 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -32,7 +32,6 @@ Description
 
 #include "fvCFD.H"
 #include "turbulentFluidThermoModel.H"
-#include "basicReactingMultiphaseCloud.H"
 #include "rhoReactionThermo.H"
 #include "CombustionModel.H"
 #include "radiationModel.H"
@@ -40,6 +39,16 @@ Description
 #include "fvOptions.H"
 #include "SLGThermo.H"
 #include "simpleControl.H"
+#include "cloudMacros.H"
+
+#ifndef CLOUD_BASE_TYPE
+    #define CLOUD_BASE_TYPE ReactingMultiphase
+    //#define CLOUD_BASE_TYPE_NAME "reactingMultiphase" Backwards compat
+    #define CLOUD_BASE_TYPE_NAME "reacting"
+#endif
+
+#include CLOUD_INCLUDE_FILE(CLOUD_BASE_TYPE)
+#define basicReactingTypeCloud CLOUD_TYPE(CLOUD_BASE_TYPE)
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
diff --git a/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/files b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/files
new file mode 100644
index 0000000000000000000000000000000000000000..da2d204e29c371f7d462a8ba41ff0f52874ee296
--- /dev/null
+++ b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/files
@@ -0,0 +1,3 @@
+simpleSprayFoam.C
+
+EXE = $(FOAM_APPBIN)/simpleSprayFoam
diff --git a/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/options b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/options
new file mode 100644
index 0000000000000000000000000000000000000000..53e421d646fc22af0af1d3e005bfc24e2f5c29b2
--- /dev/null
+++ b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/Make/options
@@ -0,0 +1,49 @@
+EXE_INC = \
+    -I$(FOAM_SOLVERS)/lagrangian/reactingParcelFoam/simpleReactingParcelFoam \
+    -I$(LIB_SRC)/finiteVolume/lnInclude \
+    -I${LIB_SRC}/meshTools/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/turbulenceModels/lnInclude \
+    -I$(LIB_SRC)/TurbulenceModels/compressible/lnInclude \
+    -I$(LIB_SRC)/lagrangian/basic/lnInclude \
+    -I$(LIB_SRC)/lagrangian/intermediate/lnInclude \
+    -I$(LIB_SRC)/lagrangian/spray/lnInclude \
+    -I$(LIB_SRC)/lagrangian/distributionModels/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
+    -I$(LIB_SRC)/transportModels/compressible/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/thermophysicalProperties/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/thermophysicalFunctions/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/reactionThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/SLGThermo/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/chemistryModel/lnInclude \
+    -I$(LIB_SRC)/thermophysicalModels/radiation/lnInclude \
+    -I$(LIB_SRC)/ODE/lnInclude \
+    -I$(LIB_SRC)/regionModels/regionModel/lnInclude \
+    -I$(LIB_SRC)/regionModels/surfaceFilmModels/lnInclude \
+    -I$(LIB_SRC)/combustionModels/lnInclude \
+    -I$(LIB_SRC)/sampling/lnInclude
+
+
+EXE_LIBS = \
+    -lfiniteVolume \
+    -lmeshTools \
+    -lturbulenceModels \
+    -lcompressibleTurbulenceModels \
+    -llagrangian \
+    -llagrangianIntermediate \
+    -llagrangianSpray \
+    -llagrangianTurbulence \
+    -lspecie \
+    -lcompressibleTransportModels \
+    -lfluidThermophysicalModels \
+    -lthermophysicalProperties \
+    -lreactionThermophysicalModels \
+    -lSLGThermo \
+    -lchemistryModel \
+    -lradiationModels \
+    -lODE \
+    -lregionModels \
+    -lsurfaceFilmModels \
+    -lcombustionModels \
+    -lfvOptions \
+    -lsampling
diff --git a/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/simpleSprayFoam.C b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/simpleSprayFoam.C
new file mode 100644
index 0000000000000000000000000000000000000000..ad901b0e40e03a057d6aa26be5b2a7c444496918
--- /dev/null
+++ b/applications/solvers/lagrangian/sprayFoam/simpleSprayFoam/simpleSprayFoam.C
@@ -0,0 +1,42 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2011-2017 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/>.
+
+Application
+    sprayFoam
+
+Group
+    grpLagrangianSolvers
+
+Description
+    Steady state solver for compressible, turbulent flow with a spray particle
+    cloud and optional sources/constraints.
+
+\*---------------------------------------------------------------------------*/
+
+#define CLOUD_BASE_TYPE Spray
+#define CLOUD_BASE_TYPE_NAME "spray"
+
+#include "simpleReactingParcelFoam.C"
+
+
+// ************************************************************************* //
diff --git a/src/lagrangian/intermediate/include/cloudMacros.H b/src/lagrangian/intermediate/include/cloudMacros.H
new file mode 100644
index 0000000000000000000000000000000000000000..380b6883333204d67ba36ff5f34f305dca897690
--- /dev/null
+++ b/src/lagrangian/intermediate/include/cloudMacros.H
@@ -0,0 +1,45 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2018 OpenCFD Ltd.
+     \\/     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/>.
+
+Description
+    C-preprocessor cloud macros
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef cloud_macros_H
+#define cloud_macros_H
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#include "macros.H"
+
+#define CLOUD_TYPE(x)  CAT3(basic, x, Cloud)
+
+#define CLOUD_INCLUDE_FILE2(x) STRINGIFY(basic ## x ## Cloud.H)
+#define CLOUD_INCLUDE_FILE(x) CLOUD_INCLUDE_FILE2(x)
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //