diff --git a/src/playsim/mapthinkers/a_floor.cpp b/src/playsim/mapthinkers/a_floor.cpp
index e81c10713..d4492d9e0 100644
--- a/src/playsim/mapthinkers/a_floor.cpp
+++ b/src/playsim/mapthinkers/a_floor.cpp
@@ -903,6 +903,12 @@ void DElevator::Serialize(FSerializer &arc)
 		("interp_ceiling", m_Interp_Ceiling);
 }
 
+DEFINE_FIELD(DElevator, m_Type)
+DEFINE_FIELD(DElevator, m_Direction)
+DEFINE_FIELD(DElevator, m_FloorDestDist)
+DEFINE_FIELD(DElevator, m_CeilingDestDist)
+DEFINE_FIELD(DElevator, m_Speed)
+
 //==========================================================================
 //
 //
@@ -973,7 +979,7 @@ void DElevator::Tick ()
 		}
 	}
 
-	if (res == EMoveResult::pastdest)	// if destination height acheived
+	if (res == EMoveResult::pastdest)	// if destination height achieved
 	{
 		// make floor stop sound
 		SN_StopSequence (m_Sector, CHAN_FLOOR);
diff --git a/src/playsim/mapthinkers/a_floor.h b/src/playsim/mapthinkers/a_floor.h
index e0331bca6..891ce948e 100644
--- a/src/playsim/mapthinkers/a_floor.h
+++ b/src/playsim/mapthinkers/a_floor.h
@@ -105,6 +105,13 @@ public:
 		elevateLower
 	};
 
+	EElevator	m_Type;
+	int			m_Direction;
+	double		m_FloorDestDist;
+	double		m_CeilingDestDist;
+	double		m_Speed;
+
+
 	void Construct(sector_t *sec);
 
 	void OnDestroy() override;
@@ -112,11 +119,6 @@ public:
 	void Tick ();
 
 protected:
-	EElevator	m_Type;
-	int			m_Direction;
-	double		m_FloorDestDist;
-	double		m_CeilingDestDist;
-	double		m_Speed;
 	TObjPtr<DInterpolation*> m_Interp_Ceiling;
 	TObjPtr<DInterpolation*> m_Interp_Floor;
 
diff --git a/wadsrc/static/zscript/doombase.zs b/wadsrc/static/zscript/doombase.zs
index 46fdc4239..c4582c15e 100644
--- a/wadsrc/static/zscript/doombase.zs
+++ b/wadsrc/static/zscript/doombase.zs
@@ -643,6 +643,25 @@ class SectorEffect : Thinker native
 class Mover : SectorEffect native
 {}
 
+class Elevator : Mover native
+{
+	enum EElevator
+	{
+		elevateUp,
+		elevateDown,
+		elevateCurrent,
+		// [RH] For FloorAndCeiling_Raise/Lower
+		elevateRaise,
+		elevateLower
+	};
+
+	native readonly EElevator	m_Type;
+	native readonly int			m_Direction;
+	native readonly double		m_FloorDestDist;
+	native readonly double		m_CeilingDestDist;
+	native readonly double		m_Speed;
+}
+
 class MovingFloor : Mover native
 {}