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Normas CEN

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EN

EN 12697-35:2025

En Vigor
2025-03-05
Bituminous mixtures - Test methods - Part 35: Laboratory mixing
EN

CEN/TR 16911:2015

En Vigor
2021-11-10
Heat meters - Recommendations for circulation water in industrial and district heating systems and their operation
EN

CWA 17916:2022

En Vigor
2022-09-07
Rooting nuisance (alien) aquatic plants - Control by means of rake method with a boat
EN

EN 16325:2025

En Vigor
2025-07-02
Guarantees of origin related to energy