diff --git a/app/models/p_product_ref.rb b/app/models/p_product_ref.rb
index f8cf488..2588ad3 100644
--- a/app/models/p_product_ref.rb
+++ b/app/models/p_product_ref.rb
@@ -48,7 +48,7 @@ class PProductRef < ApplicationRecord
     :ean => {:name => "EAN"},
     :ca_deee => {:name => "DEEE", :as => :currency},
     :sorecop => {:name => "Sorecop", :as => :currency},
-    :sorecop_comment => {:name => "Type de Sorecop"},
+    :sorecop_comment => {:name => "Commentaire Sorecop"},
     :actions => {:name => "Actions", :reorder => false}
   }
   
@@ -156,14 +156,17 @@ class PProductRef < ApplicationRecord
   end
 
   def ca_sorecop
+    if ct_sorecop
+      return ct_sorecop
+    end
     if self.sorecop_cat
       if self.cc_sorecop
         return self.cc_sorecop
       else
-        if self.p_product_ref_specs.where(p_spec_type: PSpecType.find_by_name("Stockage"))
-          find_sorecop_tax.price
+        if self.p_product_ref_specs.where(p_spec_type: PSpecType.find_by_name("Stockage")).empty?
+          "Pas de stockage"
         else
-          "Pas de spec de Stockage"
+          find_sorecop_tax
         end
       end
     else
@@ -172,8 +175,13 @@ class PProductRef < ApplicationRecord
   end
 
   def find_sorecop_tax
-    storage_capacity = self.p_product_ref_specs.where(p_spec_type: PSpecType.find_by_name("Stockage")).first.p_spec_value.value
-    self.sorecop_cat.sorecop_taxes.where('critere_min < ? AND critere_max >= ?', storage_capacity, storage_capacity).first
+    storage_capacity = self.p_product_ref_specs.where(p_spec_type: PSpecType.find_by_name("Stockage")).first.p_spec_value.value.to_f
+    tax = self.sorecop_cat.sorecop_taxes.where('critere_min < ? AND critere_max >= ?', storage_capacity, storage_capacity).first
+    if tax.fixed_price
+      tax.price
+    else
+      tax.price * storage_capacity
+    end
   end
 
   def ca_deee