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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF E51-729-4 ; NF EN 13141-4:2021-04-14
Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: aerodynamic, electrical power and acoustic performance of unidirectional ventilation units

Title (German)

Lüftung von Gebäuden - Leistungsprüfungen von Bauteilen/Produkten für die Lüftung von Wohnungen - Teil 4: Aerodynamische, elektrische und akustische Leistung von unidirektionalen Lüftungsgeräten

Edition 2021-04-14

Original language French

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF E51-729-4 ; NF EN 13141-4:2021-04-14 Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: aerodynamic, electrical power and acoustic performance of unidirectional ventilation units

Want to learn more?

NF E51-729-4 ; NF EN 13141-4:2021-04-14
Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: aerodynamic, electrical power and acoustic performance of unidirectional ventilation units