Timber windows. Fully finished factory-assembled windows of various types. Specification Ingestion-build-260237 2 Test generator

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Timber windows. Fully finished factory-assembled windows of various types. Specification Ingestion-build-260237 2 Test generatorBS 644: 2009 Timber windows. Fully finished factory assembled windows of various types. Specification BS 644 specifies requirements for the design, construction and performance of fully finished and glazed factory assembled timber windows of various types. It applies to windows that have been treated with either opaque, non opaque finishes, or that are designed to support an externally fixed covering of another material, and that have been factory