diff --git a/.luacheckrc b/.luacheckrc
index e46563b..57f490d 100644
--- a/.luacheckrc
+++ b/.luacheckrc
@@ -1,4 +1,5 @@
 globals = {
+	"core",
 	"minetest",
 	"xcompat",
 }
diff --git a/src/materials/farlands_reloaded.lua b/src/materials/farlands_reloaded.lua
index 7ed1955..c414f0c 100644
--- a/src/materials/farlands_reloaded.lua
+++ b/src/materials/farlands_reloaded.lua
@@ -78,6 +78,7 @@ local materials = {
     jungle_leaves = "fl_trees:jungletree_leaves",
     bowl = "",
     stick = "fl_trees:stick",
+    insulation = "fl_bricks:clay_lump",
 }
 
 if minetest.get_modpath("basic_materials") then
@@ -90,4 +91,15 @@ elseif minetest.get_modpath("x_farming") then
     materials.bowl = "x_farming:bowl"
 end
 
-return materials
\ No newline at end of file
+if core.get_modpath("mesecons_materials") then
+    materials.insulation = "mesecons_materials:fiber"
+end
+
+if core.get_modpath("technic") then
+    materials.lead_ingot = "technic:lead_ingot"
+    materials.carbon_steel_ingot = "technic:carbon_steel_ingot"
+    materials.stainless_steel_ingot = "technic:stainless_steel_ingot"
+    materials.insulation = "technic:rubber"
+end
+
+return materials
diff --git a/src/materials/hades_revisited.lua b/src/materials/hades_revisited.lua
index a40f1f3..c094ccd 100644
--- a/src/materials/hades_revisited.lua
+++ b/src/materials/hades_revisited.lua
@@ -85,6 +85,7 @@ local materials = {
 --hades has no bowl but you get plate on eat so makes most sense?
     bowl = "hades_food:plate",
     stick = "hades_core:stick",
+    insulation = "hades_core:paper",
 }
 
 if minetest.get_modpath("hades_bucket") then
@@ -98,10 +99,14 @@ end
 if minetest.get_modpath("hades_default") then
     materials.desert_sand = "hades_default:desert_sand"
 end
+if core.get_modpath("mesecons_materials") then
+    materials.insulation = "mesecons_materials:fiber"
+end
 if minetest.get_modpath("hades_technic") then
     materials.lead_ingot = "hades_technic:lead_ingot"
     materials.carbon_steel_ingot = "hades_technic:carbon_steel_ingot"
     materials.stainless_steel_ingot = "hades_technic:stainless_steel_ingot"
+    materials.insulation = "technic:rubber"
 end
 
-return materials
\ No newline at end of file
+return materials
diff --git a/src/materials/mineclonia.lua b/src/materials/mineclonia.lua
index 8b80ac5..fc34ac2 100644
--- a/src/materials/mineclonia.lua
+++ b/src/materials/mineclonia.lua
@@ -79,6 +79,7 @@ local materials = {
     jungle_leaves = "mcl_trees:leaves_jungle",
     bowl = "mcl_core:bowl",
     stick = "mcl_core:stick",
+    insulation = "mcl_core:paper",
 }
 
 if minetest.get_modpath("moreores") then
@@ -87,10 +88,15 @@ if minetest.get_modpath("moreores") then
     materials.silver_ingot = "moreores:silver_ingot"
 end
 
+if core.get_modpath("mesecons_materials") then
+    materials.insulation = "mesecons_materials:fiber"
+end
+
 if minetest.get_modpath("technic") then
     materials.lead_ingot = "technic:lead_ingot"
     materials.carbon_steel_ingot = "technic:carbon_steel_ingot"
     materials.stainless_steel_ingot = "technic:stainless_steel_ingot"
+    materials.insulation = "technic:rubber"
 end
 
 return materials
diff --git a/src/materials/minetest.lua b/src/materials/minetest.lua
index 319a1a2..ad824a5 100644
--- a/src/materials/minetest.lua
+++ b/src/materials/minetest.lua
@@ -101,7 +101,7 @@ local materials = {
     wheat = "farming:wheat",
     wheat_seed = "farming:seed_wheat",
     dry_shrub = "default:dry_shrub",
-    insulation = "mesecons_materials:fiber",
+	insulation = "default:paper",
     furnace = "default:furnace",
 }
 
@@ -117,6 +117,10 @@ if minetest.get_modpath("moreores") then
     materials.mithril_ingot = "moreores:mithril_ingot"
 end
 
+if core.get_modpath("mesecons_materials") then
+    materials.insulation = "mesecons_materials:fiber"
+end
+
 if minetest.get_modpath("technic") then
 	materials.lead_ingot = "technic:lead_ingot"
 	materials.carbon_steel_ingot = "technic:carbon_steel_ingot"
@@ -132,4 +136,4 @@ if minetest.get_modpath("techage") then
 	materials.aluminum_ingot = "techage:aluminum"
 end
 
-return materials
\ No newline at end of file
+return materials