Casement windows offer total versatility and remain the most popular window choice in the UK. Liniar casement windows provide the very highest levels of security and thermal performance

  • Multi chambered premium uPVC profile
  • Fab & Fix fully suited hardware
  • Patented co-ex bubble gasket
  • Available in a full range of sizes
  • Wide choice of configurations
  • 28mm double and 36mm / 40 mm triple glazing
  • A rated as standard, A+ rated and A++ available
  • Sculptured profile

Casement Windows Are Thermally efficient

The revolutionary profiles used in Liniar casement windows are more thermally efficient than traditional uPVC window profiles. By removing unnecessary steel reinforcement, instead developing the latest in multi-chambered profile technology which maintains the heat inside

Environmentally friendly

Liniar casement window frames are 100% lead free and are fully recyclable

Colour Options



Cream Woodgrain


Doorco Chartwell Green

Chartwell Green


7016 Grey

Black Brown

Black Brown

Irish Oak

Irish Oak

Doorco Golden Oak

Golden Oak

Doorco Rosewood



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