ČAS vydala aktuální věstník změn v ČSN pro červenec 2026

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Věstník 7/2026 91 Essential characteristic Specifications Body function Emissions into the outdoor environment and sustainable use of natural resources construction works EN 15804:2012+A2:2019 Sustainability construction works - Environmental product declarations - Core rules for the product category of construction products EN 15804:2012+A2:2019/AC:2021 Sustainability construction works - Environmental product declarations - Core rules for the product category of construction products Validation body Validation body Reaction fire ISO 1182 EN ISO 1716 EN ISO 11925-2 Testing Laboratory Testing Laboratory Testing Laboratory Noise absorption 1794-1:2024 Road traffic noise reducing devices Non-acoustic performance Part Methods of determination the mechanical and stability characteristics EN ISO 10140-1 Sound insulation EN 1793-2:2018 Road traffic noise reducing devices Test method for determining the acoustic performance Part Intrinsic characteristics airborne sound insulation under diffuse sound field conditions EN 1793-1:2017 Road traffic noise reducing devices Test method for determining the acoustic performance Part Intrinsic characteristics sound absorption under diffuse sound field conditions EN ISO 10140-2:2021 Acoustics - Laboratory measurement sound insulation building elements Part 2: Measurement airborne sound insulation (ISO 10140-2:2021) EN ISO 354 Sound absorption EN 1794-2:2024 Road traffic noise reducing devices Non-acoustic performance Part Methods of determination the general safety and environmental characteristics EN ISO 10140-3 Sound insulation Testing Laboratory Testing Laboratory Testing Laboratory Testing Laboratory Testing Laboratory Testing Laboratory Testing Laboratory Testing Laboratory Emission dangerous substances 717-1:2004 Wood-based panels - Determination formaldehyde release Part Formaldehyde emission the chamber method EN 16516:2017+A1:2020 Construction products: Assessment of release dangerous substances - Determination emissions into indoor air Testing Laboratory Testing Laboratory Page 42