The modus range offers one of the most advanced PVC-U window systems on the market today. Rolling contemporary looks, choice of styles, advanced technical design, and exceptional energy efficiency into one.

The Slim rebate sash offers clean sight lines with an internally flush finish for those wanting a modern touch. The modus flush sash is a fantastic, modern alternative to timber windows for a classic look.

Key Benefits

  • 30 plus colours & finishes including the architectural range
  • 10-year guarantee
  • A-rating for energy efficiency
  • U-values as low as 0.7
  • BBA certified system


  • Slim Rebate or Flush sash
  • Reversible windows
  • Tilt & turn windows
  • Entrance doors
  • French doors

Flush sash – Internally and externally flush sash offering enhanced aesthetics that rival timber windows. French windows are also available for an uninterrupted wide opening.

Slim rebate sash – Clean sight lines with an internally flush sash and external slim rebate. This style allows a range of configurations to be manufactured including French windows. It also offers better thermal performance than similarly priced aluminium systems.

The modus system utilises 50% post-consumer recycled PVC-U as standard.