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How to ventilate effectively?

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What's glass made up of?

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What's a vapor barrier?

A thick layer to prevent the ingress of water vapor in parts. It must always be attached to the warm room side.





Trendsetting hardware solutions offers high functionality and security.


Our website is CO₂-neutral.
Thereby we reduce the CO₂-emission.


For our PVC Windows and Doors we only use Materials "Made in Germany".









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