Slimline Bifold Door System

Product features

  • U-values as low as 1.3 W/m²K - double glazed
  • U-values as low as 0.9W/m²K - triple glazed
  • Glazing options 28mm, 36mm or 44mm
  • Up to seven sashes
  • Multipoint locking for the main door and shootbolts for high security
  • Meets the new Part L requirements for thermal efficiency
  • Double hinge fixing for reliable long-term performance
  • Parallel stainless-steel tracks for ease of operation and stability
  • Quad stainless-steel rollers with wiper brushes spread load and resist debris build-up
  • Robust corner cleat system for strong precise corners
  • Weather performance to BS6375-1 and cycle testing to BS6375-2
  • New thermal break technology

    The special polyamide thermal break technology delivers a highly thermally insulated bifold that achieves a U-value as low as 0.95 W/(m2K).

    • Special polyamide
    • Under glass seal
    • Tailed glazing gasket
    • Frame centre seal

    Designed to meet Part L requirements, improve insulation and weather protection without the use of foam.


    The Slimeline Bifold Door is a robust, and highly insulating door system designed to suit minimalist looks. The ultra-slim sightline offers seamless use of space and light perfect for any property.

    When opened, the boundary between indoors and out simply disappears with the Slimline Bifold Door and ultimate comfort is delivered when closed.

    The Slimline Bifold Door is available in a wide range of colours, finishes and options with security built into the design. The Slimeline Bifold Door is a high-quality solution engineered and tested to perform year after year.

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