Sikaflex®-522 exhibits good adhesion to a wide variety of substrates and is suitable for interior and exterior elastic waterproofing and bonding applications. This product is suitable for applications in air conditioning and ventilation, as well as food processing plants. Suitable substrates include wood, glass, metals, metal primers and paints (two-component systems), ceramic materials and plastics. Follow manufacturer's recommendations before using Sikaflex®-522 on materials subject to stress cracking. Preliminary tests must be carried out with original materials to avoid stress cracking. This product is suitable for experienced users only. To ensure adhesion and material compatibility, preliminary tests must be carried out with original materials under the respective conditions.