Products Window & residential door systems

  • 70mm window and door systems

    70 mm systems

    Our C70 Gold and O70 Gold® window and door systems have been specifically developed for the UK market to offer outstanding levels of product performance.

  • 76 mm systems

    76 mm systems

    The 76 mm double and centre seal systems are ideal for renovations and new buildings. The small construction depth and the slender profile sight lines offer the best advantages for renovations. This also includes the latest outward opening variants for the UK market.

  • 88 mm system

    88 mm system

    The centre seal system Kömmerling 88plus has been developed specifically for new buildings. This end-to-end system for windows and residential doors is the perfect solution for all thermal insulation requirements, including the passive house standard.