diff --git a/mods/default/furnace.lua b/mods/default/furnace.lua
index 3c4ac9c8..f113d2c8 100644
--- a/mods/default/furnace.lua
+++ b/mods/default/furnace.lua
@@ -7,14 +7,22 @@ local S = default.get_translator
 -- Formspecs
 --
 
-function default.get_furnace_active_formspec(fuel_percent, item_percent)
+function default.get_furnace_formspec(fuel_percent, item_percent)
+	local furnace_image
+	-- active furnace
+	if fuel_percent then
+		furnace_image = "image[2.75,1.5;1,1;default_furnace_fire_bg.png^[lowpart:"..
+			(fuel_percent)..":default_furnace_fire_fg.png]"..
+			"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[lowpart:"..
+			(item_percent)..":gui_furnace_arrow_fg.png^[transformR270]"
+	else
+		furnace_image = "image[2.75,1.5;1,1;default_furnace_fire_bg.png]"..
+			"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[transformR270]"
+	end
 	return "size[8,8.5]"..
 		"list[context;src;2.75,0.5;1,1;]"..
 		"list[context;fuel;2.75,2.5;1,1;]"..
-		"image[2.75,1.5;1,1;default_furnace_fire_bg.png^[lowpart:"..
-		(fuel_percent)..":default_furnace_fire_fg.png]"..
-		"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[lowpart:"..
-		(item_percent)..":gui_furnace_arrow_fg.png^[transformR270]"..
+		furnace_image..
 		"list[context;dst;4.75,0.96;2,2;]"..
 		"list[current_player;main;0,4.25;8,1;]"..
 		"list[current_player;main;0,5.5;8,3;8]"..
@@ -27,22 +35,12 @@ function default.get_furnace_active_formspec(fuel_percent, item_percent)
 		default.get_hotbar_bg(0, 4.25)
 end
 
+function default.get_furnace_active_formspec(fuel_percent, item_percent)
+	return default.get_furnace_formspec(fuel_percent, item_percent)
+end
+
 function default.get_furnace_inactive_formspec()
-	return "size[8,8.5]"..
-		"list[context;src;2.75,0.5;1,1;]"..
-		"list[context;fuel;2.75,2.5;1,1;]"..
-		"image[2.75,1.5;1,1;default_furnace_fire_bg.png]"..
-		"image[3.75,1.5;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
-		"list[context;dst;4.75,0.96;2,2;]"..
-		"list[current_player;main;0,4.25;8,1;]"..
-		"list[current_player;main;0,5.5;8,3;8]"..
-		"listring[context;dst]"..
-		"listring[current_player;main]"..
-		"listring[context;src]"..
-		"listring[current_player;main]"..
-		"listring[context;fuel]"..
-		"listring[current_player;main]"..
-		default.get_hotbar_bg(0, 4.25)
+	return default.get_furnace_formspec()
 end
 
 --