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Updating your old, inefficient windows has never been easier. Within hours, your home can benefit from an energy upgrade with no need to redecorate afterwards.

Energlaze fitters can retrofit our Low E range of high performance double-glazing units into your existing window frames, delivering a U-value as low as 0.9 and improving energy efficiency by up to 70%. As efficient as triple glazing Low E Plus double-glazing will make your home much warmer and more comfortable. Click here to learn more about our glass.

If your frames are unsuitable to retrofit our Low E Glass or if you want to overhaul the look of your home with new frames — Energlaze offers a vast range of colours and styles to suit all preferences.

All our new windows feature our unique Low E Plus heat retaining glass. Click here to learn more about our choice of new windows.


Benefits of Energlaze Replacement Window Glass

  • up to 68% more efficient than standard double-glazing
  • Significantly reduces heating bills
  • Increases home comfort and warmth
  • Little or no redecorating required
  • Reduces your carbon footprint
  • Retrofitted in a single working day

New High Performance Windows

  • Ultra efficient (Low U-value)
  • 25% better than standard double-glazed replacement windows
  • Energy rating similar to triple-glazing
  • High security multipoint locking
  • Available in a wide range of colours and finishes

Low Energy Plus Windows