diff --git a/source/app/controllers/util.py b/source/app/controllers/util.py
index e80941a..de8c97d 100644
--- a/source/app/controllers/util.py
+++ b/source/app/controllers/util.py
@@ -760,8 +760,29 @@ class LIBO(object):
         self._sheet.copyRange(nc.getCellAddress(), source.getRangeAddress())
         return
 
+    def _copy_paste_rows(self, cell, count):
+        dispatch = self._create_instance('com.sun.star.frame.DispatchHelper')
+
+        row = cell.getCellAddress().Row
+        source = self._sheet.getRows().getByIndex(row)
+        self._template.getCurrentController().select(source)
+        frame = self._template.getCurrentController().getFrame()
+        dispatch.executeDispatch(frame, '.uno:Copy', '', 0, ())
+
+        target = self._sheet.getCellRangeByPosition(0, row + 1, 0, row + count)
+        self._template.getCurrentController().select(target)
+        dispatch.executeDispatch(frame, '.uno:Paste', '', 0, ())
+        return
+
     def _conceptos(self, data):
         first = True
+        col1 = []
+        col2 = []
+        col3 = []
+        col4 = []
+        col5 = []
+        col6 = []
+        count = len(data)-1
         for concepto in data:
             key = concepto.get('noidentificacion', '')
             description = concepto['descripcion']
@@ -779,16 +800,36 @@ class LIBO(object):
                 cell_6 = self._set_cell('{importe}', importe, value=True)
                 if len(data) > 1:
                     row = cell_1.getCellAddress().Row + 1
-                    self._sheet.getRows().insertByIndex(row, len(data)-1)
+                    self._sheet.getRows().insertByIndex(row, count)
+                    self._copy_paste_rows(cell_1, count)
+                row = cell_1.getCellAddress().Row
             else:
-                self._copy_row(cell_1)
-                cell_1 = self._set_cell(v=key, cell=cell_1)
-                cell_2 = self._set_cell(v=description, cell=cell_2)
-                cell_3 = self._set_cell(v=unidad, cell=cell_3)
-                cell_4 = self._set_cell(v=cantidad, cell=cell_4, value=True)
-                cell_5 = self._set_cell(v=valor_unitario, cell=cell_5, value=True)
-                cell_6 = self._set_cell(v=importe, cell=cell_6, value=True)
+                col1.append((key,))
+                col2.append((description,))
+                col3.append((unidad,))
+                col4.append((float(cantidad),))
+                col5.append((float(valor_unitario),))
+                col6.append((float(importe),))
 
+        col = cell_1.getCellAddress().Column
+        target1 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+        col = cell_2.getCellAddress().Column
+        target2 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+        col = cell_3.getCellAddress().Column
+        target3 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+        col = cell_4.getCellAddress().Column
+        target4 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+        col = cell_5.getCellAddress().Column
+        target5 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+        col = cell_6.getCellAddress().Column
+        target6 = self._sheet.getCellRangeByPosition(col, row+1, col, row+count)
+
+        target1.setFormulaArray(tuple(col1))
+        target2.setDataArray(tuple(col2))
+        target3.setFormulaArray(tuple(col3))
+        target4.setDataArray(tuple(col4))
+        target5.setDataArray(tuple(col5))
+        target6.setDataArray(tuple(col6))
         return
 
     def _add_totales(self, data):
diff --git a/source/static/js/controller/invoices.js b/source/static/js/controller/invoices.js
index 2bc88d4..f1f463c 100644
--- a/source/static/js/controller/invoices.js
+++ b/source/static/js/controller/invoices.js
@@ -1592,7 +1592,8 @@ function generate_pdf(id){
 
 function grid_preinvoices_click(id, e, node){
     if(id.column == 'pdf'){
-        generate_pdf(id.row)
+        //~ generate_pdf(id.row)
+        window.open('/doc/pre/' + id, '_blank')
     }else if(id.column == 'email'){
         enviar_prefactura(id)
     }
diff --git a/source/static/js/ui/products.js b/source/static/js/ui/products.js
index d83904e..72dd511 100644
--- a/source/static/js/ui/products.js
+++ b/source/static/js/ui/products.js
@@ -209,9 +209,10 @@ var multi_products = {
 
 
 var app_products = {
-    id: "app_products",
+    id: 'app_products',
     rows:[
-        {view: "template", id: "th_products", type: "header", template:"Administración de Productos" },
+        {view: 'template', id: 'th_products', type: 'header',
+            template: 'Administración de Productos y Servicios'},
         multi_products
     ],
 }
diff --git a/source/templates/plantilla_factura.ods b/source/templates/plantilla_factura.ods
index 1f332ce..c66d20f 100644
Binary files a/source/templates/plantilla_factura.ods and b/source/templates/plantilla_factura.ods differ