diff --git a/resources/g2/sprites.json b/resources/g2/sprites.json
index 0b8b758ee1..26588a6d9c 100644
--- a/resources/g2/sprites.json
+++ b/resources/g2/sprites.json
@@ -354,6 +354,12 @@
     {
         "path": "icons/search.png"
     },
+    {
+        "path": "surface/glassy_recolourable.png",
+        "x_offset": -32,
+        "y_offset": -1,
+        "palette": "keep"
+    },
     {
         "path": "surface/selection_edge_nw.png",
         "x_offset": -32,
diff --git a/resources/g2/surface/blank_recolourable.png b/resources/g2/surface/blank_recolourable.png
new file mode 100644
index 0000000000..cb59b4bc4a
Binary files /dev/null and b/resources/g2/surface/blank_recolourable.png differ
diff --git a/resources/g2/surface/glassy_recolourable.png b/resources/g2/surface/glassy_recolourable.png
new file mode 100644
index 0000000000..27583b8209
Binary files /dev/null and b/resources/g2/surface/glassy_recolourable.png differ
diff --git a/src/openrct2/paint/tile_element/virtual_floor.c b/src/openrct2/paint/tile_element/virtual_floor.c
index 109b788b61..1aa8719e31 100644
--- a/src/openrct2/paint/tile_element/virtual_floor.c
+++ b/src/openrct2/paint/tile_element/virtual_floor.c
@@ -271,7 +271,7 @@ void virtual_floor_paint(paint_session * session)
     if (paintEdges & 0x8)
     {
         sub_98197C(session, SPR_G2_SELECTION_EDGE_NW | (!(occupiedEdges & 0x8)? ((litEdges & 0x8)? remap_lit : remap_base) : remap_edge),
-            0, 0, 1, 1, 1, gMapVirtualFloorHeight,  5,  5, gMapVirtualFloorHeight + ((dullEdges & 0x8)? -2 : 0), get_current_rotation());
+            0, 0, 0, 0, 1, gMapVirtualFloorHeight,  5,  5, gMapVirtualFloorHeight + ((dullEdges & 0x8)? -2 : 0), get_current_rotation());
     }
     if (paintEdges & 0x4)
     {
@@ -281,11 +281,17 @@ void virtual_floor_paint(paint_session * session)
     if (paintEdges & 0x1)
     {
         sub_98197C(session, SPR_G2_SELECTION_EDGE_NE | (!(occupiedEdges & 0x1)? ((litEdges & 0x1)? remap_lit : remap_base) : remap_edge),
-            0, 0, 1, 1, 1, gMapVirtualFloorHeight,  5,  5, gMapVirtualFloorHeight + ((dullEdges & 0x1)? -2 : 0), get_current_rotation());
+            0, 0, 0, 0, 1, gMapVirtualFloorHeight,  5,  5, gMapVirtualFloorHeight + ((dullEdges & 0x1)? -2 : 0), get_current_rotation());
     }
     if (paintEdges & 0x2)
     {
         sub_98197C(session, SPR_G2_SELECTION_EDGE_SE | (!(occupiedEdges & 0x2)? ((litEdges & 0x2)? remap_lit : remap_base) : remap_edge),
             0, 0, 1, 1, 1, gMapVirtualFloorHeight, 16, 27, gMapVirtualFloorHeight + ((dullEdges & 0x2)? -2 : 0), get_current_rotation());
     }
+
+    if (!weAreOccupied && !weAreLit)
+    {
+        sint32 imageColourFlats = SPR_G2_SURFACE_GLASSY_RECOLOURABLE | IMAGE_TYPE_REMAP | IMAGE_TYPE_TRANSPARENT | PALETTE_WATER << 19;
+        sub_98197C(session, imageColourFlats, 0, 0, 30, 30, 0, gMapVirtualFloorHeight, 2, 2, gMapVirtualFloorHeight - 3, get_current_rotation());
+    }
 }
diff --git a/src/openrct2/sprites.h b/src/openrct2/sprites.h
index db6b553d5f..52a10fa4d9 100644
--- a/src/openrct2/sprites.h
+++ b/src/openrct2/sprites.h
@@ -824,10 +824,12 @@ enum {
 
     SPR_G2_SEARCH = SPR_G2_BEGIN + 106,
 
-    SPR_G2_SELECTION_EDGE_NW = SPR_G2_BEGIN + 107,
-    SPR_G2_SELECTION_EDGE_NE = SPR_G2_BEGIN + 108,
-    SPR_G2_SELECTION_EDGE_SW = SPR_G2_BEGIN + 109,
-    SPR_G2_SELECTION_EDGE_SE = SPR_G2_BEGIN + 110,
+    SPR_G2_SURFACE_GLASSY_RECOLOURABLE = SPR_G2_BEGIN + 107,
+
+    SPR_G2_SELECTION_EDGE_NW = SPR_G2_BEGIN + 108,
+    SPR_G2_SELECTION_EDGE_NE = SPR_G2_BEGIN + 109,
+    SPR_G2_SELECTION_EDGE_SW = SPR_G2_BEGIN + 110,
+    SPR_G2_SELECTION_EDGE_SE = SPR_G2_BEGIN + 111,
 
     // 0x60000, chosen because it's a round hex number
     // of the last possible range of image ID values that is large enough to fit all csg1 sprites.