Fibre optic interconnecting devices and passive components - Performance standard - Part 081-06: Non-connectorized single-mode fibre optic middle-scale 1×N DWDM devices for category OP+ - Extended outdoor protected environment (IEC 86B/4398/CD:2020); Text in German and English

Fibre optic interconnecting devices and passive components - Performance standard - Part 081-03: Non-connectorized single-mode fibre optic middle-scale 1×N DWDM devices for category OP - Outdoor protected environment (IEC 86B/4485/CD:2021); Text in German and English

Durability of wood and wood-based products - Determination of emissions from preservative treated wood to the environment - Part 1: Wood held in the storage yard after treatment and wooden commodities exposed in Use Class 3 (not covered, not in contact with the ground) - Laboratory method; German and English version prEN 15119-1:2023

Building environment design - Embedded radiant heating and cooling systems - Part 4: Dimensioning and calculation of the dynamic heating and cooling capacity of Thermo Active Building Systems (TABS) (ISO 11855-4:2021 + Amd 1:2023); German version EN ISO 11855-4:2021 + A1:2023