Index: Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/SubCalculator/IHeaveCalculator.cs
===================================================================
diff -u -rb7563238aa805cb6207e948a97f6fcc9e52c92b2 -r11442d016c7154e924e51d58d948752a1221f27a
--- Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/SubCalculator/IHeaveCalculator.cs	(.../IHeaveCalculator.cs)	(revision b7563238aa805cb6207e948a97f6fcc9e52c92b2)
+++ Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/SubCalculator/IHeaveCalculator.cs	(.../IHeaveCalculator.cs)	(revision 11442d016c7154e924e51d58d948752a1221f27a)
@@ -29,32 +29,32 @@
     public interface IHeaveCalculator
     {
         /// <summary>
-        /// Sets the DTotal property to use in the heave calculation.
+        /// Sets the total thickness of the coverage layer.
         /// </summary>
         double DTotal { set; }
 
         /// <summary>
-        /// Sets the HExit property to use in the heave calculation.
+        /// Sets the phreatic level at the exit point.
         /// </summary>
         double HExit { set; }
 
         /// <summary>
-        /// Sets the Ich property to use in the heave calculation.
+        /// Sets the critical exit gradient.
         /// </summary>
         double Ich { set; }
 
         /// <summary>
-        /// Sets the PhiExit property to use in the heave calculation.
+        /// Sets the piezometric head at the exit point.
         /// </summary>
         double PhiExit { set; }
 
         /// <summary>
-        /// Sets the PhiPolder property to use in the heave calculation.
+        /// Sets the piezometric head in the hinterland.
         /// </summary>
         double PhiPolder { set; }
 
         /// <summary>
-        /// Sets the RExit property to use in the heave calculation.
+        /// Sets the damping factor at the exit point.
         /// </summary>
         double RExit { set; }
 
@@ -64,17 +64,17 @@
         double BottomLevelAquitardAboveExitPointZ { set; }
 
         /// <summary>
-        /// Gets the Gradient property to use in the heave calculation.
+        /// Gets the vertical outflow gradient.
         /// </summary>
         double Gradient { get; }
 
         /// <summary>
-        /// Gets the Zh property of the heave calculation.
+        /// Gets the z-value.
         /// </summary>
         double Zh { get; }
 
         /// <summary>
-        /// Gets the FoSh property of the heave calculation.
+        /// Gets the factor of safety.
         /// </summary>
         double FoSh { get; }