diff --git a/src/PriceListTools/AbstractPriceListTool.cs b/src/PriceListTools/AbstractPriceListTool.cs
index 3511a13..b1fd70b 100644
--- a/src/PriceListTools/AbstractPriceListTool.cs
+++ b/src/PriceListTools/AbstractPriceListTool.cs
@@ -17,6 +17,14 @@ namespace RehauSku.PriceListTools
             sourcePriceLists = new List<PriceList>();
         }
 
+        protected private void FilterByAmount()
+        {
+            AutoFilter filter = NewPriceList.Sheet.AutoFilter;
+
+            filter.Range.AutoFilter(NewPriceList.amountCell.Column, "<>");
+            NewPriceList.Sheet.Range["A1"].Activate();
+        }
+
         public void OpenNewPrice(string path)
         {
             Workbook wb = ExcelApp.Workbooks.Open(path);
diff --git a/src/PriceListTools/CombineTool.cs b/src/PriceListTools/CombineTool.cs
index a9c02a9..2e5995c 100644
--- a/src/PriceListTools/CombineTool.cs
+++ b/src/PriceListTools/CombineTool.cs
@@ -7,9 +7,6 @@ namespace RehauSku.PriceListTools
     {
         public override void FillPriceList()
         {
-            PriceList offer = NewPriceList;
-            offer.Sheet.Activate();
-
             int exportedValues = 0;
 
             foreach (var sheet in sourcePriceLists)
@@ -17,13 +14,13 @@ namespace RehauSku.PriceListTools
                 if (sheet.SkuAmount.Count == 0)
                     continue;
 
-                offer.Sheet.Columns[offer.amountCell.Column]
+                NewPriceList.Sheet.Columns[NewPriceList.amountCell.Column]
                     .EntireColumn
                     .Insert(XlInsertShiftDirection.xlShiftToRight, XlInsertFormatOrigin.xlFormatFromRightOrBelow);
 
                 foreach (var kvp in sheet.SkuAmount)
                 {
-                    Range cell = offer.Sheet.Columns[offer.skuCell.Column].Find(kvp.Key);
+                    Range cell = NewPriceList.Sheet.Columns[NewPriceList.skuCell.Column].Find(kvp.Key);
 
                     if (cell == null)
                     {
@@ -36,8 +33,8 @@ namespace RehauSku.PriceListTools
 
                     else
                     {
-                        offer.Sheet.Cells[cell.Row, offer.amountCell.Column - 1].Value2 = kvp.Value;
-                        Range sumCell = offer.Sheet.Cells[cell.Row, offer.amountCell.Column];
+                        NewPriceList.Sheet.Cells[cell.Row, NewPriceList.amountCell.Column - 1].Value2 = kvp.Value;
+                        Range sumCell = NewPriceList.Sheet.Cells[cell.Row, NewPriceList.amountCell.Column];
 
                         if (sumCell.Value2 == null)
                             sumCell.Value2 = kvp.Value;
@@ -47,17 +44,12 @@ namespace RehauSku.PriceListTools
                         exportedValues++;
                     }
 
-                    offer.Sheet.Cells[offer.amountCell.Row, offer.amountCell.Column - 1].Value2 = $"{sheet.Name}";
+                    NewPriceList.Sheet.Cells[NewPriceList.amountCell.Row, NewPriceList.amountCell.Column - 1].Value2 = $"{sheet.Name}";
                 }
             }
 
-            AutoFilter filter = offer.Sheet.AutoFilter;
-
-            filter.Range.AutoFilter(offer.amountCell.Column, "<>");
-            offer.Sheet.Range["A1"].Activate();
-
+            FilterByAmount();
             AddIn.Excel.StatusBar = $"Экспортировано {exportedValues} строк из {sourcePriceLists.Count} файлов";
-
             Forms.Dialog.SaveWorkbookAs();
         }
 
diff --git a/src/PriceListTools/ExportTool.cs b/src/PriceListTools/ExportTool.cs
index 813df03..5ff52d2 100644
--- a/src/PriceListTools/ExportTool.cs
+++ b/src/PriceListTools/ExportTool.cs
@@ -107,14 +107,8 @@ namespace RehauSku.PriceListTools
                     exportedValues++;
                 }
             }
-
-            AutoFilter filter = offer.Sheet.AutoFilter;
-            int firstFilterColumn = filter.Range.Column;
-
-            filter.Range.AutoFilter(offer.amountCell.Column - firstFilterColumn + 1, "<>");
-            offer.Sheet.Range["A1"].Activate();
-            AddIn.Excel.StatusBar = $"Экспортировано {exportedValues} строк из {SkuAmount.Count}";
-            
+            FilterByAmount();
+            AddIn.Excel.StatusBar = $"Экспортировано {exportedValues} строк из {SkuAmount.Count}";            
             Forms.Dialog.SaveWorkbookAs();
         }
 
diff --git a/src/PriceListTools/MergeTool.cs b/src/PriceListTools/MergeTool.cs
index 57f49a0..6440d4b 100644
--- a/src/PriceListTools/MergeTool.cs
+++ b/src/PriceListTools/MergeTool.cs
@@ -7,9 +7,6 @@ namespace RehauSku.PriceListTools
     {
         public override void FillPriceList()
         {
-            PriceList offer = NewPriceList;
-            offer.Sheet.Activate();
-
             int exportedValues = 0;
 
             foreach (var sheet in sourcePriceLists)
@@ -19,7 +16,7 @@ namespace RehauSku.PriceListTools
 
                 foreach (var kvp in sheet.SkuAmount)
                 {
-                    Range cell = offer.Sheet.Columns[offer.skuCell.Column].Find(kvp.Key);
+                    Range cell = NewPriceList.Sheet.Columns[NewPriceList.skuCell.Column].Find(kvp.Key);
 
                     if (cell == null)
                     {
@@ -32,7 +29,7 @@ namespace RehauSku.PriceListTools
 
                     else
                     {
-                        Range sumCell = offer.Sheet.Cells[cell.Row, offer.amountCell.Column];
+                        Range sumCell = NewPriceList.Sheet.Cells[cell.Row, NewPriceList.amountCell.Column];
 
                         if (sumCell.Value2 == null)
                             sumCell.Value2 = kvp.Value;
@@ -44,12 +41,8 @@ namespace RehauSku.PriceListTools
                 }
             }
 
-            AutoFilter filter = offer.Sheet.AutoFilter;
-
-            filter.Range.AutoFilter(offer.amountCell.Column, "<>");
-            offer.Sheet.Range["A1"].Activate();
+            FilterByAmount();
             AddIn.Excel.StatusBar = $"Экспортировано {exportedValues} строк из {sourcePriceLists.Count} файлов";
-
             Forms.Dialog.SaveWorkbookAs();
         }
 
diff --git a/src/PriceListTools/PriceList.cs b/src/PriceListTools/PriceList.cs
index 588a0bc..1bf9663 100644
--- a/src/PriceListTools/PriceList.cs
+++ b/src/PriceListTools/PriceList.cs
@@ -18,24 +18,7 @@ namespace RehauSku.PriceListTools
         public readonly Range skuCell;
         public readonly Range groupCell;
 
-        public Dictionary<PriceListPosition, Range> Map { get; private set; }
-
-        public PriceList(Worksheet sheet)
-        {
-            Sheet = sheet;
-            Name = sheet.Name;
-
-            amountCell = Sheet.Cells.Find(amountHeader);
-            skuCell = Sheet.Cells.Find(skuHeader);
-            groupCell = Sheet.Cells.Find(groupHeader);
-
-            if (amountCell == null || skuCell == null || groupCell == null)
-            {
-                throw new ArgumentException($"Лист { Name } не распознан");
-            }
-
-            FillSkuAmount();
-        }
+        //public Dictionary<PriceListPosition, Range> Map { get; private set; }
 
         public PriceList(Workbook workbook)
         {