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AFNOR
NF EN IEC 60079-25
En Vigor
2022-09-09
Explosive atmospheres - Part 25 : intrinsically safe electrical systems
AFNOR
NF EN 13141-8
En Vigor
2022-09-07
Ventilation for buildings - Performance testing of components/products
for residential ventilation - Part 8 : performance testing of non-ducted
mechanical supply and exhaust ventilation units (including heat recovery)
AFNOR
NF EN 1434-4
En Vigor
2022-09-07
Thermal energy meters - Part 4 : pattern approval tests
AFNOR
NF EN 1434-6
En Vigor
2022-09-07
Thermal energy meters - Part 6 : installation, commissioning,
operational monitoring and maintenance
