Description
Our alu-clad bifold doors are a strong, energy efficient product that effortlessly open up your home to the garden.
- U Values from 1.5W/m2K
- Up to 7 panes with a maximum sash width of 900mm each
- Reduced maintenance with aluminium exterior
- Tested to BS 6375-1 2004
- System can open in or out and can be designed in many different configurations
- Can be glazed internally or externally in either double or triple glazed units
- System incorporates a 12.5mm polyurethane thermal break which exceeds the thermal requirements of current building regulations