Liniar Modlok™ Bi-folding doors, now available for supply in the UK, present a revolutionary choice with their patented exoskeleton design, ensuring unparalleled strength, security, and durability. Unique in their class, these PVCu bi-folding doors have been rigorously tested to over 127,000 full opening cycles and have been distinguished with the prestigious Queen's Award for Enterprise in Innovation, setting a new benchmark in the industry.

  • Multi chambered premium uPVC profile
  • Sculptured and chamfered options
  • Fab & Fix fully suited hardware
  • 28mm double and 36mm / 40 mm triple glazing
  • A rated as standard, A+ rated and A++ available
  • Available in a number of configurations from 2 panes to 7 panes
  • Maximum sash width 1.0m
  • Maximum sash height 2.15m
  • Patented aluminium exosekeleton combines reinforcement with a multi point locking system
  • Four-wheel bottom rolling mechanism with anodised aluminium captive top track
  • PAS 24, Secured By Design, Part Q

PVCu doors are Thermally efficient

Alongside fantastic security, Liniar ModLok bi-fold doors offer impressive thermal efficiency made possible by an intelligent uPVC profile that achieves A+ performance


Slim hinges and internal hidden fixings maintain sleek lines but also enhance security as they can’t be unscrewed from outside

Colour Options



Doorco Chartwell Green

Chartwell Green

Black Brown

Black Brown

Irish Oak

Irish Oak

Doorco Golden Oak

Golden Oak

Solid Cream



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