Internorm Windows UK Ltd – Europe’s leading window brand with over 80 years experience!

The success story of the company began 81 years ago, and then the creation of Internorm over 45 years ago set a shining milestone in place.
Trust in the brand has been shown millions of times over by sales in Europe, which up to now have exceeded more than 20 million units. This is not only hugely motivating but also commits us to accept even more responsibility.
As a pioneer in in the field, Internorm was the first licensee to manufacture UPVC windows in Austria. The foresight of the company, technological know-how and an excellent feel for design lead to continuous peak performances.
Our strength
• Pioneer in UPVC windows
• Total window system concept
• Leading expertise in highly thermally insulating and window systems for passive houses
• Security of an international market leading brand