Interlocking roof tiles:Mildew and Leakage Resistance,Maintenance Free,Heat Insulation,Ease of Installation,Colour Resistance Detailed Product DescriptionProduct Name:Interlocking roof ... Tile 2. Flat Shingle Roof Tile 3. Doulbe Barrel Interlocking Roof Tile 4. Japanese Roof Tile 5. Circular Tri ... permeaability, freeze-thaw, wind uplift,combusitibility, dimensions and weight. Interlocking roof tiles