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Service for architects and planners

Are you planning a building envelope without thermal bridges? With our ROLLER SHUTTER AND VENETIAN BLIND BOXES you already meet the demands of energy-efficient building of the future.

Contact us - we will be happy to answer your questions about thermal bridges in the area of roller shutter and external venetian blind boxes and support you in the calculations accompanying the planning of your building project. Of course, this is completely non-binding for you and based on the latest regulations.

We will call you back. Please print out the calculation form for the corresponding masonry structure and send it completed to the following e-mail address:

Planning documents

You will find tender texts, CAD data, installation instructions and other information in our



Phone: +49 (0) 6476 9132-9119

Availability Monday to Friday:
09:00 - 12:00 and
13:00 - 15 o'clock

Building physics enquiries

If you have any questions about thermal bridges in the "roller shutter box" area, our Building Physics department will be happy to assist you.