To maximise summer comfort, the desired glazing option is one that has the lowest practical solar heatgain coefficient and/or the lowest practical solar transmission levels.
Single Glaze
- 4, 5, or 6mm ComforTone Grey
5mm - 30% more energy efficient at keeping your house cool.*
- 4, 5, or 6mm EverGreen
5mm - 50% more energy efficient at keeping your house cool.*
Laminated
- 6.38mm Grey
46% more energy efficient at keeping your house cool.*
- 6.38mm EverGreen
67% more energy efficient at keeping your house cool.*
Insulating Glass Units
- 4mm EverGreen - 6mm Air - 4mm Clear
57% more energy efficient at keeping your house cool.*
- 4mm EverGreen - 6mm Air - 4mm Low E
67% more energy efficient at keeping your house cool.*
*Compared to 3mm clear float glass.
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