Our products are characterized not only by outstanding quality, which is highlighted in the press, but are also checked and certified at regular intervals.

TÜV SÜD certification

Proven Quality

In the annual TÜV Audit, our production facility is inspected by the TÜV-SÜD to ensure that the production processes and quality assurance ensure a high quality in series production, here you will find a detailed description of the tested contents - TÜV SÜD.

We subject ourselves to this voluntary control, to ensure a supreme quality of our products.

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Hail class certification

In recent years, damages caused by severe weather have increased considerably, more than a third of which were caused by hail. For this reason, our profiles/covers are designed in such way's that it can withstand hail as much as possible. Due to the increased wall thickness, the profiles of the design cover series have a hail class certification of at least HK 3, i. Hail granules with a diameter of up to 3.0CM. The Design Cover PC profiles in the size 13/60 even up to a hail grain size of up to 4.0CM in diameter. Click here for the Association of Cantonal Fire Safety (VKF) - Product Hail Registers.

LNE Zertifizierung - Prüfung nach NF P 90-308

Since we are active throughout Europe (see press), we have decided to let our products be monitored by the LNE (already in 2006) regarding the requirements according to the french applicable safety regulations (NF P 90-308). Click here for the LNE.

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[Wpdm_package id = '1965']

Products according to the EU Timber Regulation

Our environment is important to us. Therefore, we not only produce products that save energy, but are also sustainable, this also applies to our raw materials used.


Daher entsprechen alle unsere eingesetzten Hölzer der EU-Holzhandelsverordnung. 


"...Die "Sorgfaltspflichtregelung" beinhaltet unter anderem Informationen zur Art und Herkunft des Holzes, Fakten zum Lieferanten sowie Verfahren zur Einschätzung und Reduzierung des Risikos, dass das Holz aus illegalem Einschlag stammen könnte..." Quelle: "Bundesanstalt für Landwirtschaft und Ernährung (BLE)"


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