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Bifold Doors

SIG Windows Bi fold Doors

An elegant creator of space and potential with precision engineering and high performance components combine to deliver doors of matchless quality. Ideal for conservatories or extensions leading into the garden, our range of Bifold doors have a number of benefits: 

  • Smooth easy opening
  • Door sashes fold back fully to optimize the opening area
  • Suitable alternative to in-line patio or French doors
  • Internally glazed single leg bead
  • Chamfered edge feature
  • No outer profile required
  • Inward opening
  • Secured by Design*
  • 20-year guarantee**
  • Superior thermal efficiency and fully weather rated by British Standards
  • 48-hour manufacturing lead time
  • Inward and outward options
  • 150 different configurations
  • Up to 8 door fold, corner & bay options available
  • 8 point locking system option
  • Glide on 4 wheel trolley mechanism
  • Bespoke ‘finger safe’ gasket
  • Low maintenance
  • Low threshold options for Part M compliance available


Corner & Bay options 

SIG Windows Corner Easifolds Zen Crop

There are instances where a conventional door design is perfectly suitable but in the case that your room layout is slightly more unusual, we will have a configuration to suit your room – whether it be a corner set of doors at a 90º angle or even a bay set, your options are virtually limitless. Turn a dark corner into a feature that floods the room with natural light to make even more of the living space.


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