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NA 041

DIN Standards Committee Heating and Ventilation Technology and their Safety

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Projects of NA 041

Number: 138

ISO/AWI 41021 2025-03-19 Facility Management - Guidance on maintenance management More  Comment 
ISO/DIS 14644-13 2025-03-13 Cleanrooms and associated controlled environments - Part 13: Cleaning of surfaces to achieve defined levels of cleanliness in terms of particle and chemical classifications More  Comment 
ISO/DIS 14644-14 2025-03-13 Cleanrooms and associated controlled environments - Part 14: Assessment of suitability for use of equipment by airborne particle concentration More  Comment 
ISO/AWI 14644-15 2025-03-13 Cleanrooms and associated controlled environments - Part 15: Assessment of suitability for use of equipment and materials by airborne chemical concentration More  Comment 
DIN EN 13611 rev 2025-02-25 Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - General requirements More  Comment 
DIN CEN/T? 00247144 2025-02-04 Proactive Buildings - Integrating Adaptive Design and Intelligent Operations More  Comment 
DIN 1946-4/A1 2025-01-22 Ventilation and air conditioning - Part 4: Ventilation in buildings and rooms of health care; Amendment A1 More  Comment 
DIN EN 13941-2 rev 2025-01-21 District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 2: Installation More  Comment 
DIN EN 13941-1 rev 2025-01-21 District heating pipes - Design and installation of thermal insulated bonded single and twin pipe systems for directly buried hot water networks - Part 1: Design More  Comment 
DIN CEN/T? 00107100 2025-01-14 District heating and cooling systems - Supplementary information on usage of CEN/TC 107 documents More  Comment 

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