Kovertek universal dry ridge kit is a self adhesive and sealing kit with ventilation for use on horizontal and diagonal ridges. The fabric used in the tape is Polypropylene (PP) with added UV stabilizers for longevity. The aluminium corrugations allow for upto 70% elongation. Cost effective and easy to install on all types of tiles. Roll Width 310mm and 6mtr long Air Permeable, Min installation Temp should be +5 deg C. Usable Temp Range -30 deg C to +80 Deg C. Kit Contains 1 6mtr Roll,10 Galvanized Batten Support Brackets, 13 Screws and Connectors, 13 Ridge Unions.