diff --git a/src/Interface/AbstractBar.cs b/src/Interface/AbstractBar.cs
index 84ece24..dda7ea1 100644
--- a/src/Interface/AbstractBar.cs
+++ b/src/Interface/AbstractBar.cs
@@ -1,9 +1,10 @@
 using ExcelDna.Integration;
 using Microsoft.Office.Interop.Excel;
+using System;
 
 namespace RehauSku.Interface
 {
-    internal abstract class AbstractBar 
+    internal abstract class AbstractBar : IDisposable
     {
         protected Application Excel = AddIn.Excel;
 
@@ -14,5 +15,10 @@ namespace RehauSku.Interface
         {
             AddIn.Excel.StatusBar = false;
         }
+
+        public void Dispose()
+        {
+            AddIn.Excel.OnTime(DateTime.Now + new TimeSpan(0, 0, 5), "ResetStatusBar");
+        }
     }
 }
diff --git a/src/Interface/ProgressBar.cs b/src/Interface/ProgressBar.cs
index 416c7d6..37f8559 100644
--- a/src/Interface/ProgressBar.cs
+++ b/src/Interface/ProgressBar.cs
@@ -21,11 +21,6 @@
             {
                 Excel.StatusBar = $"{Message} Выполнено {percent:#.#} %";
             }
-
-            else
-            {
-                Excel.StatusBar = false;
-            }
         }
     }
 }
diff --git a/src/Interface/ResultBar.cs b/src/Interface/ResultBar.cs
index 55bc235..f59eb0a 100644
--- a/src/Interface/ResultBar.cs
+++ b/src/Interface/ResultBar.cs
@@ -40,7 +40,6 @@ namespace RehauSku.Interface
             }
 
             Excel.StatusBar = sb.ToString(); 
-            AddIn.Excel.OnTime(DateTime.Now + new TimeSpan(0, 0, 5), "ResetStatusBar");
         }
     }
 }
diff --git a/src/PriceListTools/CombineTool.cs b/src/PriceListTools/CombineTool.cs
index 5a4d128..cd3fc8a 100644
--- a/src/PriceListTools/CombineTool.cs
+++ b/src/PriceListTools/CombineTool.cs
@@ -28,28 +28,29 @@ namespace RehauSku.PriceListTools
 
         public override void FillTarget()
         {
-            ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(file => file.PositionAmount.Count));
-            ResultBar = new ResultBar();
-
-            foreach (SourcePriceList source in SourceFiles)
+            using (ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(file => file.PositionAmount.Count)))
+            using (ResultBar = new ResultBar())
             {
-                TargetFile.Sheet.Columns[TargetFile.AmountCell.Column]
-                    .EntireColumn
-                    .Insert(XlInsertShiftDirection.xlShiftToRight, XlInsertFormatOrigin.xlFormatFromRightOrBelow);
-
-                Range newColumnHeader = TargetFile.Sheet.Cells[TargetFile.AmountCell.Row, TargetFile.AmountCell.Column - 1];
-                newColumnHeader.Value2 = $"{source.Name}";
-                newColumnHeader.WrapText = true;
-
-                foreach (var kvp in source.PositionAmount)
+                foreach (SourcePriceList source in SourceFiles)
                 {
-                    FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column - 1, TargetFile.AmountCell.Column);
-                    ProgressBar.Update();
-                }
-            }
+                    TargetFile.Sheet.Columns[TargetFile.AmountCell.Column]
+                        .EntireColumn
+                        .Insert(XlInsertShiftDirection.xlShiftToRight, XlInsertFormatOrigin.xlFormatFromRightOrBelow);
 
-            FilterByAmount();
-            ResultBar.Update();
+                    Range newColumnHeader = TargetFile.Sheet.Cells[TargetFile.AmountCell.Row, TargetFile.AmountCell.Column - 1];
+                    newColumnHeader.Value2 = $"{source.Name}";
+                    newColumnHeader.WrapText = true;
+
+                    foreach (var kvp in source.PositionAmount)
+                    {
+                        FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column - 1, TargetFile.AmountCell.Column);
+                        ProgressBar.Update();
+                    }
+                }
+
+                FilterByAmount();
+                ResultBar.Update();
+            }
         }
     }
 }
diff --git a/src/PriceListTools/ConvertTool.cs b/src/PriceListTools/ConvertTool.cs
index 3a7da20..04cf1ec 100644
--- a/src/PriceListTools/ConvertTool.cs
+++ b/src/PriceListTools/ConvertTool.cs
@@ -13,17 +13,18 @@ namespace RehauSku.PriceListTools
 
         public override void FillTarget()
         {
-            ProgressBar = new ProgressBar("Заполняю строки...", Current.PositionAmount.Count);
-            ResultBar = new ResultBar();
-
-            foreach (var kvp in Current.PositionAmount)
+            using (ProgressBar = new ProgressBar("Заполняю строки...", Current.PositionAmount.Count))
+            using (ResultBar = new ResultBar())
             {
-                FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
-                ProgressBar.Update();
-            }
+                foreach (var kvp in Current.PositionAmount)
+                {
+                    FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
+                    ProgressBar.Update();
+                }
 
-            FilterByAmount();
-            ResultBar.Update();
+                FilterByAmount();
+                ResultBar.Update();
+            }
         }
     }
 }
\ No newline at end of file
diff --git a/src/PriceListTools/ExportTool.cs b/src/PriceListTools/ExportTool.cs
index a5457c0..1a24d48 100644
--- a/src/PriceListTools/ExportTool.cs
+++ b/src/PriceListTools/ExportTool.cs
@@ -23,22 +23,23 @@ namespace RehauSku.PriceListTools
 
         public override void FillTarget()
         {
-            ProgressBar = new ProgressBar("Заполняю строки...", PositionAmount.Count);
-            ResultBar = new ResultBar();
-            
-            foreach (var kvp in PositionAmount)
+            using (ProgressBar = new ProgressBar("Заполняю строки...", PositionAmount.Count))
+            using (ResultBar = new ResultBar())
             {
-                FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
-                ProgressBar.Update();
-            }
+                foreach (var kvp in PositionAmount)
+                {
+                    FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
+                    ProgressBar.Update();
+                }
 
-            FilterByAmount();
-            ResultBar.Update();
+                FilterByAmount();
+                ResultBar.Update();
+            }
         }
 
         private void GetSelected()
         {
-            object[,] cells = Selection.Value2;            
+            object[,] cells = Selection.Value2;
             PositionAmount = new Dictionary<Position, double>();
 
             int rowsCount = Selection.Rows.Count;
diff --git a/src/PriceListTools/MergeTool.cs b/src/PriceListTools/MergeTool.cs
index f55601f..ac2a455 100644
--- a/src/PriceListTools/MergeTool.cs
+++ b/src/PriceListTools/MergeTool.cs
@@ -26,20 +26,21 @@ namespace RehauSku.PriceListTools
 
         public override void FillTarget()
         {
-            ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(x => x.PositionAmount.Count));
-            ResultBar = new ResultBar();
-
-            foreach (SourcePriceList source in SourceFiles)
+            using (ProgressBar = new ProgressBar("Заполняю строки...", SourceFiles.Sum(x => x.PositionAmount.Count)))
+            using (ResultBar = new ResultBar())
             {
-                foreach (var kvp in source.PositionAmount)
+                foreach (SourcePriceList source in SourceFiles)
                 {
-                    FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
-                    ProgressBar.Update();
+                    foreach (var kvp in source.PositionAmount)
+                    {
+                        FillPositionAmountToColumns(kvp, TargetFile.AmountCell.Column);
+                        ProgressBar.Update();
+                    }
                 }
-            }
 
-            FilterByAmount();
-            ResultBar.Update();
+                FilterByAmount();
+                ResultBar.Update();
+            }
         }
     }
 }