Double Glazing Units - g-value guide
g-value |
Colour/tint |
Product (6mm panes) |
0.19 |
Clear/Neutral |
Pilkington Suncool™ 30/17
|
0.25 |
Clear/Neutral |
Pilkington Suncool™ Q 50
|
0.27 |
Clear/Neutral |
Pilkington Suncool™ 50/25 |
0.20 - 0.28 ** |
Blue |
Pilkington Activ SunShade™ Blue
|
0.28 |
Blue |
Pilkington Suncool™ Blue 50/27
|
0.29 - 0.35 * |
Blue |
Pilkington Arctic Blue™ |
0.32 |
Silver |
Pilkington Suncool™ Silver 50/30
|
0.31 - 0.41 * |
Grey |
Pilkington Optifloat™ Grey
|
0.32 |
Clear/Neutral |
Pilkington Suncool™ 60/31 |
0.32 - 0.43 * |
Bronze |
Pilkington Optifloat™Bronze
|
0.32 - 0.47 ** |
Clear/Neutral |
Pilkington Activ SunShade™ Neutral
|
0.33 - 0.45 ** |
Blue |
Pilkington Activ™ Blue
|
0.36 |
Clear/Neutral |
Pilkington Suncool™ 66/33 |
0.36 - 0.43 * |
Green |
Pilkington Optifloat™ Green |
0.36 - 0.53 ** |
Bronze |
Pilkington Activ™ Bronze
|
0.37 |
Clear/Neutral |
Pilkington Suncool™ 70/35 |
0.41 - 0.52 * |
Clear/Neutral |
Pilkington Eclipse Advantage™ Clear
|
0.43 |
Clear/Neutral |
Pilkington Suncool™ 70/40 |
Colours for identification purposes only
Figures based on IGU incorporating 4 mm Pilkington Optifloat™ Clear as inner pane unless otherwise stated.
* g-value depends on which thermal insulation glass is selected as inner pane.
** g-value depends on which thermal insulation glass is selected as inner pane (all based on 4 mm thickness).
For higher g-values please refer to our Thermal Insulation glass product range.
For thicknesses other than above calculate using Pilkington Spectrum.