All our products are manufactured with steel tube S 235 JHR according to European Norm EN10219, hot dip galvanised by a total immersion in a molten zinc bath, warranting an 80 microns minimal thickness. However, it is necessary to obey some maintenance’s orders to keep every time the products as efficacious as possible:

• You have to control periodically the products, especially after each utilization, even during too.
• You have to destroy bended uprights or posts. You don’t have to repair them because of the change of the metal internal structure. (less bending strength)
• You have to control the support, the ledgers, and the threads too.
• You have to grease every sliding parts.
• You have to replace every defective parts by similar.