The Marley Riven Edgemere Concrete Interlocking Roof Tiles, in Anthracite Slate, offer an elegant, cost-effective roofing solution ideal for new builds, home renovations, and low pitch extensions. Popular across the UK for their slate-like appearance and durability, these tiles are easy to install and provide high-performance roofing. As part of Marley's premium concrete interlocking roof tiles range, the Riven Edgemere tiles exhibit top-tier durability, efficiency, and sustainability with an A+ rating in the BRE Green Guide to Specification. In essence, they encapsulate style, practicality, and environmental responsibility in one superior roofing solution. Why Choose Marley Concrete Interlocking Roof Tiles? Riven surface closely resembles the finish of natural slate 40% thinner than standard interlocking tiles Great covering capacity Can achieve an A+ rating in the BRE Green Guide to Specification Certified Excellent for BES 6001 Product Specifications: Colour Options: Anthracite Smooth Grey Size of Tile: 420mm x 330mm Material: Concrete Minimum Pitch: 22.5° Smooth (75mm headlap) 17.5° Smooth (100mm headlap) Maximum Pitch: 90° Minimum Headlap: 75mm (22.5°and above) 100mm (below 22.5°) Maximum Gauge: 345mm Cover Width: 295mm (nominal) Covering Capacity: 9.7 slates/m² at 75mm headlap 10.5 slates/m² at 100mm headlap Weight of Tiling: 44kg/m² (0.43kN/m²) at 75mm headlap 47.5kg/m² (0.47kN/m²) at 100mm headlap Battens Required: 2.9 lin.m/m² at 75mm headlap 3.1 lin.m/m² at 100mm headlap Batten Size Recommended: 38 x 25mm for rafters/supports not exceeding 450mm centres 50 x 25mm for rafters/supports not exceeding 600mm centres Tile Nails: 45mm x 3.35mm Hanging Length: 395mm (nominal) Fixing Clips: Eaves, verge and slate clips Authority: BS EN 490