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This week we focus on roofing, including cost data for mainstream flat and pitched roofs, an assessment of vapourpermeable underlays, new developments in solar roofing and links to useful internet resources.

Alternative approaches such as green roofing and ETFE are also included.

Visit ajplus. co. uk/ materials/roofing

We also focus on landscaping, bringing together articles on designing for the public realm, play landscapes, and bridges as public space, plus costs data for landscape and external works. Resources include information on recycled materials and SUDS, and links to industry organisations. Visit ajplus. co. uk/materials/ landscape

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