diff --git a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
index 7db96b0..fa73ae1 100644
--- a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
+++ b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBox.java
@@ -5,6 +5,7 @@ import org.gcube.portlets.user.td.columnwidget.client.DeleteColumnPanel;
 import org.gcube.portlets.user.td.columnwidget.client.LabelColumnPanel;
 import org.gcube.portlets.user.td.informationwidget.client.TabularResourceProperties;
 import org.gcube.portlets.user.td.tablewidget.client.ChangeTableTypePanel;
+import org.gcube.portlets.user.td.tablewidget.client.rows.DuplicateRowsDeletePanel;
 import org.gcube.portlets.user.td.toolboxwidget.client.help.HelpPanel;
 import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
 
@@ -31,6 +32,7 @@ public class ToolBox extends TabPanel {
 	protected DeleteColumnPanel deleteColumnPanel;
 	protected LabelColumnPanel labelColumnPanel;
 	protected ChangeTableTypePanel changeTableTypePanel;
+	protected DuplicateRowsDeletePanel duplicateRowsDeletePanel;
 	
 	// protected TdTaskController tdTaskController;
 	// protected DialogBox tdTaskMainWindow;
@@ -117,6 +119,17 @@ public class ToolBox extends TabPanel {
 
 	}
 	
+	public void openDuplicateRowsDeleteTab(TRId trId) {
+		Log.debug("Open Duplicate Rows Delete Tab");
+		if (duplicateRowsDeletePanel == null) {
+			addDuplicateRowsDeletePanel(trId);
+		} else {
+			duplicateRowsDeletePanel.update(trId);
+		}
+		setActiveWidget(duplicateRowsDeletePanel);
+
+	}
+	
 	
 	
 	public void closePropertiesTabs() {
@@ -159,6 +172,15 @@ public class ToolBox extends TabPanel {
 			changeTableTypePanel = null;
 		}
 	}
+	
+	public void closeDuplicateRowsDeletePanel() {
+		Log.debug("Close DuplicateRowsDeletePanel Tab");
+		if (duplicateRowsDeletePanel != null) {
+			remove(duplicateRowsDeletePanel);
+			duplicateRowsDeletePanel = null;
+		}
+	}
+	
 
 	
 	public void updateTabs() {
@@ -182,6 +204,10 @@ public class ToolBox extends TabPanel {
 			remove(changeTableTypePanel);
 			changeTableTypePanel = null;
 		}
+		if (duplicateRowsDeletePanel != null) {
+			remove(duplicateRowsDeletePanel);
+			duplicateRowsDeletePanel = null;
+		}
 		
 		
 
@@ -305,6 +331,29 @@ public class ToolBox extends TabPanel {
 		});
 	};
 	
+	
+	protected void addDuplicateRowsDeletePanel(TRId trId) {
+		TabItemConfig duplicateRowsDeleteItemConf = new TabItemConfig(
+				"Duplicate Delete", true);
+
+		duplicateRowsDeletePanel = new DuplicateRowsDeletePanel(trId,
+				eventBus);
+		add(duplicateRowsDeletePanel, duplicateRowsDeleteItemConf);
+
+		addBeforeCloseHandler(new BeforeCloseHandler<Widget>() {
+
+			public void onBeforeClose(BeforeCloseEvent<Widget> event) {
+				if (duplicateRowsDeletePanel == event.getItem()) {
+					remove(duplicateRowsDeletePanel);
+					duplicateRowsDeletePanel = null;
+
+				}
+
+			}
+
+		});
+	};
+	
 
 	
 	
diff --git a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
index 3580f6e..077bd29 100644
--- a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
@@ -124,6 +124,9 @@ public class ToolBoxPanel extends ContentPanel {
 			break;	
 		case CHANGETABLETYPEPANEL:
 			doChangeTableTypeTab(event);
+			break;	
+		case DUPLICATEROWSDELETEPANEL:
+			doDuplicateRowsDeleteTab(event);
 			break;		
 		default:
 			break;
@@ -201,6 +204,24 @@ public class ToolBoxPanel extends ContentPanel {
 	}
 	
 	
+	protected void doDuplicateRowsDeleteTab(WidgetRequestEvent event){
+		Log.debug("WidgetRequestEvent.DuplicateRowsDeletePanel : ["+event.getTrId()+"]");
+		if (uiStateType == UIStateType.TR_OPEN) {
+			if (state == ToolBoxPanelState.OPENED) {
+				toolBox.openDuplicateRowsDeleteTab(event.getTrId());
+				Log.debug("ToolBoxPanelSTate.OPENED Add Tabs");
+			} else {
+				enable();
+				expand();
+				state = ToolBoxPanelState.OPENED;
+				toolBox.openDuplicateRowsDeleteTab(event.getTrId());
+			}
+		} else {
+			Log.debug("ToolBoxPanel No table open");
+		}
+	}
+	
+	
 	
 	protected void doPropertiesOpenTab(){
 		if (uiStateType == UIStateType.TR_OPEN) {
@@ -240,6 +261,7 @@ public class ToolBoxPanel extends ContentPanel {
 		toolBox.closeDeleteColumnPanel();
 		toolBox.closeLabelColumnPanel();
 		toolBox.closeChangeTableTypePanel();
+		toolBox.closeDuplicateRowsDeletePanel();
 		Log.debug("ToolBoxPanel Closed");
 	}