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This document applies for the use of category I units in accordance with DIN EN 771-1 for masonry for which requirements with respect to thermal insulation, airborne sound insulation and resistance to fire may be specified. This application standard does not apply in particular for: - clay masonry units for concrete or mortar infill; - ceramic clinker bricks; - high-precision clinker bricks for thin layer masonry; - barrier layer bricks as water-proofing in accordance with DIN 18533.
This document replaces DIN 20000-401:2012-11 .