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Service & Installation for all kind of window and doors

  • You are important to us
  • Everything from one source
  • 35 years of experience in the areas of Windows & Doors
  • Always there for you

The consistent use of premium materials, innovative manufacturing processes, sophisticated technology and qualified staff as well as constant monitoring of all production processes provide meet the highest quality standards are met.

So that our customers can always rely on our sales products, test and produce our suppliers not only internally according to the latest methods and techniques. Because of course they also have a certification according to DIN EN ISO 9001 standard.

For the high quality of our sales products but also guarantee the various RAL-quality mark and seal of many associations, working groups, and quality organizations. All complemented by external audits, the continuous quality control of the manufacturing companies.

All of our sales products are on the cutting edge of development and constantly go through Qulitäts- and quality controls. So we can ensure that all products that are installed by us are the harsh conditions of everyday life suited to tackle.

You see, quality is at the company Gerdenitsch always top priority!