Valley tiles are made to course with plain tiles in standard pitches for 35°, 40°, 45° and 50° roofs and can be made as specials for other pitches. They are held in place by the two adjacent plain tiles both of which are twice nailed. This provides a sound and visually attractive form of valley covering. A traditional natural mixture of rich red, brown and blue multi-coloured tiles that adds character to any building. These varied colours are produced by skilled control of the burning process and cannot be reproduced by artificial means. This colour is achieved through skilled control of the burning process to produce the traditional naturally occurring random hues of authentic multi-coloured clay roof tiles; colours that cannot be replicated artificially with stains and pigments. The colours within this blend are rich and varied with purples & blues merging with reds and vibrant terracottas. Features Dreadnought are able to offer guarantees on request of 60 years on all of their roof tiles. Bespoke offering on Ornamental Ridge - allow 8 to 10 weeks. Bespoke feature/ornamental tiles - allow 8 to 10 weeks. Family owned business with a 200 year reputation for quality. List of projects for customers to visit roofs to confirm the appearance, quality and colour choice. A personal service to assist with samples, quantity estimates, colour matching and selection of ornamental element. Why Dreadnought tiles? Dreadnought Tiles are a British manufacturer based in Staffordshire where they have been manufacturing clay roof tiles using locally sourced Etruria Marl Clay for over 215 years. Etruria Marl (Staffordshire Clay) roofing products have unrivalled strength and durability (it is also used to make Staffordshire Blue Class A Engineering Bricks).