Using a modern interlock to provide greater flexibility

Using a modern interlock to provide greater flexibility
The Sandtoft 20/20 clay tile is an interlocking tile designed for efficient roofing. It's manufactured by wienerberger and brings together the natural beauty of alluvial Humber clay with the efficiency of interlocking roof systems. 20/20 tiles have a minimum roof pitch of 15° at 100mm headlap and 22.5° at 75mm headlap.