Code of practice for assessing exposure of walls to wind-driven rain Ingestion-build-225643 Determination of thickness

Determination of thickness

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Code of practice for assessing exposure of walls to wind-driven rain Ingestion-build-225643 Determination of thickness1 Scope This British Standard gives recommendations for two methods for assessing exposure of walls in buildings to wind driven rain, namely the local spell index method and the local annual index method. It should be noted that this code is not appropriate in respect of the weathertightness of components such as windows. However, the performance of such components can be influenced by the design of the surrounding structure and appendix E may be