Capable of achieving U-values of just 0.8 W/m²K, making the system suitable for Passivhaus homes, the SF75eco bifold doors are the ideal solution for any type of project, from extensions and renovations to new-build eco-homes.

The ultra-thermally SF75eco offers the ultimate in energy-efficient frames and is perfectly suited for those undertaking eco-home style builds.

The advaced design of the system means it offers the widest range of configurations of any folding door systems available and can be designed as straight sets of doors or configured with open corners or even curved (or faceted) designs for a real wow-factor.