Europe’s Leading Window Brand

Internorm is a strong, established family business. From the first uPVC window to the production of timber-aluminium windows and today’s high-performance triple glazed windows and doors, Internorm has been setting the standard within the window industry since 1931. In-house research development teams continously strive to further improve and innovate, which has made Internorm the leading brand that it is today.

Our Strengths

  • Over 95 years of experience

  • Leading European brand, backed by strong family values

  • Three high-tech manufacturing sites in Austria

  • In-house research and development, focused on design, quality and innovation

  • Leading window manufacturer for Passivhaus projects