diff --git a/build.gradle b/build.gradle
index 21a758079..d7bd86367 100755
--- a/build.gradle
+++ b/build.gradle
@@ -47,6 +47,10 @@ repositories {
     maven {
         url "https://dl.bintray.com/jaquadro/dev"
     }
+    maven {
+        name = "CurseForge"
+        url = "https://minecraft.curseforge.com/api/maven/"
+    }
 }
 
 dependencies {
@@ -55,6 +59,7 @@ dependencies {
     deobfCompile "MCMultiPart2:MCMultiPart:2.2.2"
     // deobfCompile "li.cil.oc:OpenComputers:MC1.11.2-1.7.0.28:api"
     deobfCompile "com.jaquadro.minecraft.storagedrawers:StorageDrawers:1.12-5.2.9:api"
+    compile "inventory-tweaks:InventoryTweaks:1.63+beta.107:api"
 }
 
 processResources {
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/api/network/grid/IGrid.java b/src/main/java/com/raoulvdberge/refinedstorage/api/network/grid/IGrid.java
index f3f1e1eb9..377618fc1 100644
--- a/src/main/java/com/raoulvdberge/refinedstorage/api/network/grid/IGrid.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/api/network/grid/IGrid.java
@@ -23,6 +23,7 @@ public interface IGrid {
     int SORTING_TYPE_QUANTITY = 0;
     int SORTING_TYPE_NAME = 1;
     int SORTING_TYPE_ID = 2;
+    int SORTING_TYPE_INVENTORYTWEAKS = 3;
 
     int SEARCH_BOX_MODE_NORMAL = 0;
     int SEARCH_BOX_MODE_NORMAL_AUTOSELECTED = 1;
@@ -214,7 +215,7 @@ public interface IGrid {
     }
 
     static boolean isValidSortingType(int type) {
-        return type == SORTING_TYPE_QUANTITY || type == SORTING_TYPE_NAME || type == SORTING_TYPE_ID;
+        return type == SORTING_TYPE_QUANTITY || type == SORTING_TYPE_NAME || type == SORTING_TYPE_ID || type == SORTING_TYPE_INVENTORYTWEAKS;
     }
 
     static boolean isValidSortingDirection(int direction) {
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/GuiGrid.java b/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/GuiGrid.java
index b80a365d7..98472c238 100755
--- a/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/GuiGrid.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/GuiGrid.java
@@ -16,6 +16,7 @@ import com.raoulvdberge.refinedstorage.gui.Scrollbar;
 import com.raoulvdberge.refinedstorage.gui.grid.filtering.GridFilterParser;
 import com.raoulvdberge.refinedstorage.gui.grid.sorting.GridSorting;
 import com.raoulvdberge.refinedstorage.gui.grid.sorting.GridSortingID;
+import com.raoulvdberge.refinedstorage.gui.grid.sorting.GridSortingInventoryTweaks;
 import com.raoulvdberge.refinedstorage.gui.grid.sorting.GridSortingName;
 import com.raoulvdberge.refinedstorage.gui.grid.sorting.GridSortingQuantity;
 import com.raoulvdberge.refinedstorage.gui.grid.stack.GridStackFluid;
@@ -53,6 +54,7 @@ public class GuiGrid extends GuiBase implements IGridDisplay {
     private static final GridSorting SORTING_QUANTITY = new GridSortingQuantity();
     private static final GridSorting SORTING_NAME = new GridSortingName();
     private static final GridSorting SORTING_ID = new GridSortingID();
+    private static final GridSorting SORTING_INVENTORYTWEAKS = new GridSortingInventoryTweaks();
 
     private static final List<String> SEARCH_HISTORY = new ArrayList<>();
 
@@ -206,6 +208,7 @@ public class GuiGrid extends GuiBase implements IGridDisplay {
             SORTING_NAME.setSortingDirection(grid.getSortingDirection());
             SORTING_QUANTITY.setSortingDirection(grid.getSortingDirection());
             SORTING_ID.setSortingDirection(grid.getSortingDirection());
+            SORTING_INVENTORYTWEAKS.setSortingDirection(grid.getSortingDirection());
 
             stacks.sort(SORTING_NAME);
 
@@ -213,6 +216,8 @@ public class GuiGrid extends GuiBase implements IGridDisplay {
                 stacks.sort(SORTING_QUANTITY);
             } else if (grid.getSortingType() == IGrid.SORTING_TYPE_ID) {
                 stacks.sort(SORTING_ID);
+            } else if (grid.getSortingType() == IGrid.SORTING_TYPE_INVENTORYTWEAKS) {
+                stacks.sort(SORTING_INVENTORYTWEAKS);
             }
         }
 
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/sorting/GridSortingInventoryTweaks.java b/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/sorting/GridSortingInventoryTweaks.java
new file mode 100644
index 000000000..74ccbcddf
--- /dev/null
+++ b/src/main/java/com/raoulvdberge/refinedstorage/gui/grid/sorting/GridSortingInventoryTweaks.java
@@ -0,0 +1,29 @@
+package com.raoulvdberge.refinedstorage.gui.grid.sorting;
+
+import com.raoulvdberge.refinedstorage.apiimpl.network.node.NetworkNodeGrid;
+import com.raoulvdberge.refinedstorage.gui.grid.stack.GridStackItem;
+import com.raoulvdberge.refinedstorage.gui.grid.stack.IGridStack;
+import invtweaks.api.InvTweaksAPI;
+import net.minecraftforge.fml.common.Loader;
+
+public class GridSortingInventoryTweaks extends GridSorting {
+    private InvTweaksAPI api = null;
+
+    public GridSortingInventoryTweaks() {
+        try {
+            api = (InvTweaksAPI) Class.forName("invtweaks.forge.InvTweaksMod", true, Loader.instance().getModClassLoader()).getField("instance").get(null);
+        } catch (Exception ex) { }
+    }
+    
+    @Override
+    public int compare(IGridStack o1, IGridStack o2) {
+        if (api != null && o1 instanceof GridStackItem && o2 instanceof GridStackItem) {
+            if (sortingDirection == NetworkNodeGrid.SORTING_DIRECTION_DESCENDING) {
+                return api.compareItems(((GridStackItem) o1).getStack(), ((GridStackItem) o2).getStack());
+            } else if (sortingDirection == NetworkNodeGrid.SORTING_DIRECTION_ASCENDING) {
+                return api.compareItems(((GridStackItem) o2).getStack(), ((GridStackItem) o1).getStack());
+            }
+        }
+        return 0;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/raoulvdberge/refinedstorage/gui/sidebutton/SideButtonGridSortingType.java b/src/main/java/com/raoulvdberge/refinedstorage/gui/sidebutton/SideButtonGridSortingType.java
index d12321a4d..51d8e5049 100755
--- a/src/main/java/com/raoulvdberge/refinedstorage/gui/sidebutton/SideButtonGridSortingType.java
+++ b/src/main/java/com/raoulvdberge/refinedstorage/gui/sidebutton/SideButtonGridSortingType.java
@@ -2,8 +2,10 @@ package com.raoulvdberge.refinedstorage.gui.sidebutton;
 
 import com.raoulvdberge.refinedstorage.api.network.grid.GridType;
 import com.raoulvdberge.refinedstorage.api.network.grid.IGrid;
+import com.raoulvdberge.refinedstorage.apiimpl.network.node.NetworkNodeGrid;
 import com.raoulvdberge.refinedstorage.gui.GuiBase;
 import net.minecraft.util.text.TextFormatting;
+import net.minecraftforge.fml.common.Loader;
 
 public class SideButtonGridSortingType extends SideButton {
     private IGrid grid;
@@ -37,6 +39,12 @@ public class SideButtonGridSortingType extends SideButton {
                 type = IGrid.SORTING_TYPE_ID;
             }
         } else if (type == IGrid.SORTING_TYPE_ID) {
+            if (grid.getType() == GridType.FLUID || !Loader.isModLoaded("inventorytweaks")) {
+                type = IGrid.SORTING_TYPE_QUANTITY;
+            } else {
+                type = IGrid.SORTING_TYPE_INVENTORYTWEAKS;
+            }
+        } else if (type == NetworkNodeGrid.SORTING_TYPE_INVENTORYTWEAKS) {
             type = IGrid.SORTING_TYPE_QUANTITY;
         }
 
diff --git a/src/main/resources/assets/refinedstorage/lang/en_us.lang b/src/main/resources/assets/refinedstorage/lang/en_us.lang
index 2bc551ab4..872d113e0 100644
--- a/src/main/resources/assets/refinedstorage/lang/en_us.lang
+++ b/src/main/resources/assets/refinedstorage/lang/en_us.lang
@@ -129,6 +129,7 @@ sidebutton.refinedstorage:grid.sorting.type=Sorting type
 sidebutton.refinedstorage:grid.sorting.type.0=Quantity
 sidebutton.refinedstorage:grid.sorting.type.1=Name
 sidebutton.refinedstorage:grid.sorting.type.2=ID
+sidebutton.refinedstorage:grid.sorting.type.3=InventoryTweaks
 sidebutton.refinedstorage:grid.search_box_mode=Search box mode
 sidebutton.refinedstorage:grid.search_box_mode.0=Normal
 sidebutton.refinedstorage:grid.search_box_mode.1=Normal (autoselected)
diff --git a/src/main/resources/assets/refinedstorage/textures/icons.png b/src/main/resources/assets/refinedstorage/textures/icons.png
index e18199151..02dd37287 100755
Binary files a/src/main/resources/assets/refinedstorage/textures/icons.png and b/src/main/resources/assets/refinedstorage/textures/icons.png differ