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News from OST Fenster

Energetic renovation

Do you want to renovate your house or flat and thus reduce your energy consumption? Or are you planning a renovation project? Then OST is the right partner for you!

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Proper ventilation

Proper ventilation means healthy living and more economical heating!

In order to avoid phenomena such as condensation on thermal insulation glazing, damp living spaces, mould or mildew stains in room corners, etc., we have put together a few tips for you.

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Our industry – my future

A few weeks ago, a team from RTL Télé Lëtzebuerg visited us and held an interview with Sven Hilger – Head of our Sales Department | Private Clients & Members of the Executive Board.

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A very nice compliment

The satisfaction of our customers is the most important thing for us. UAll the greater is the joy when we receive such an extremely nice compliment from our customers, such as that from Mr Patrick Schu in his e-mail to us.

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