BERTRAND is an ambassador of passive construction.
For another year in a row, the BERTRAND company received the status of Passive Construction Ambassador from the Polish Institute of Passive Construction and Renewable Energy. Gunter Schlagowski in the production of construction joinery recommended for installation in passive buildings.
We are very pleased when our efforts are appreciated by the most important industry institutes and groups of experts.
We present another series on our blog – Project of the Month – and specifically, we want to showcase projects that, in our opinion, deserve…
The choice of doors is one of the key decisions when designing or renovating a home. We expect doors to provide not only aesthetics but also...
The HST Panorama lift-and-slide doors from Bertrand are an innovative solution that combines modern design with functionality. They provide users with an exceptional...
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