30+ years of experience

Blog

Articles and explanations from experts about topics related to testing, certification, and technical assessment.
Grafika strana1
Blog
26. 8. 2026

Fire Resistance Classification of Ventilation Ducts

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 1 – Fire Resistance Classification of Ventilation Ducts Applicable standards Testing: EN 1366-1:2014+A1:2020 Classification: EN 13501-3:2025 Extended application of test results: EN 15882-1:2011+A1:2017 […]
Read more
Grafika strana1 1
Blog
26. 8. 2026

Fire Resistance Classification of Fire Dampers

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 2 – Fire Resistance Classification of Fire Dampers Applicable standards Testing: EN 1366-2:2015 Classification: EN 13501-3:2025 Extended application of test results: EN 15882-2:2022 […]
Read more
Post14c Strana1
Blog
26. 8. 2026

Fire Resistance Classification of Single Compartment Smoke Extraction Ducts

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 3 – Fire Resistance Classification of Single Compartment Smoke Extraction Ducts This type of duct has a specific position within the European standardization […]
Read more
Grafika strana1 2
Blog
26. 8. 2026

Fire Resistance Classification of Multi Compartment Smoke Extraction Ducts

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 4 – Fire Resistance Classification of Multi Compartment Smoke Extraction Ducts Multi-compartment smoke extraction ducts are designed to extract smoke from multiple fire […]
Read more
Grafika strana1 post14e
Blog
26. 8. 2026

Fire Resistance Classification of Single Compartment Smoke Control Dampers

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 5 – Fire Resistance Classification of Single Compartment Smoke Control Dampers Smoke control dampers for single fire compartments are used to control the […]
Read more
Grafika strana1 post14f
Blog
25. 8. 2026

Fire Resistance Classification of Multi Compartment Smoke Control Dampers

Each type of construction product has its own way of expressing fire performance. Through this series, we explain how to read and interpret classification codes according to the relevant European standards. Part 6 – Fire Resistance Classification of Multi Compartment Smoke Control Dampers These dampers are designed to operate in systems where smoke is extracted […]
Read more