Victoria is one of the most economical profiles for use on roofs and walls of existing and new farm buildings. Victoria has proven to provide years of longevity since it is both reliable and durable – with its triple protection side lap and reversible design. As a result, Victoria can fulfill all your agricultural cladding needs. Minimum recommended slope: 4/12. Recommended nailing centers: 16″ (406mm). Flattening on the top of the main ribs provides for ease of fastening.