diff --git a/product_classification/__manifest__.py b/product_classification/__manifest__.py
index bb6e13dc..b74566c2 100644
--- a/product_classification/__manifest__.py
+++ b/product_classification/__manifest__.py
@@ -3,13 +3,14 @@
 
 {
     'name': 'Product Classification',
-    'version': '11.0.1.1.0',
+    'version': '11.0.1.2.0',
     'license': 'AGPL-3',
     'author': 'Noviat',
     'website': 'http://www.noviat.com',
     'category': 'Product Management',
     'depends': [
         'product',
+        'sale',
     ],
     'data': [
         'security/ir.model.access.csv',
diff --git a/product_classification/models/product_classification.py b/product_classification/models/product_classification.py
index 756cf7e7..28a00725 100644
--- a/product_classification/models/product_classification.py
+++ b/product_classification/models/product_classification.py
@@ -57,3 +57,15 @@ def _get_complete_name(self, cl):
         else:
             parent_path = ''
         return parent_path + cl.name
+
+    @api.multi
+    def get_product_tmpls_recursively(self):
+        """
+        Returns all product.template records belonging to this
+        classification or its children.
+        """
+        self.ensure_one()
+        res = self.product_tmpl_ids
+        for classif in self.child_ids:
+            res |= classif.get_product_tmpls_recursively()
+        return res