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Double Glazing Units - g-value guide

g-value	Colour/tint	Product (6mm panes)
0.18	Clear/Neutral	Pilkington Suncool™ 30/16
0.20 - 0.28 **	Blue	Pilkington Activ SunShade™ Blue
0.21	Clear/Neutral	Pilkington Suncool™ One 30/21
0.23	Clear/Neutral	Pilkington Suncool™ 40/22
0.27	Clear/Neutral	Pilkington Suncool™ 50/25
0.28	Clear/Neutral	Pilkington Suncool™ 50/25 OW
0.28	Blue	Pilkington Suncool™ Blue 50/27
0.29 - 0.35 *	Blue	Pilkington Arctic Blue™
0.31	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 - 0.43 *	Green	Pilkington Optifloat™ Green
0.36 - 0.53 **	Bronze	Pilkington Activ™ Bronze
0.36	Clear/Neutral	Pilkington Suncool™ 66/33
0.37	Clear/Neutral	Pilkington Suncool™ 66/33 OW
0.37	Clear/Neutral	Pilkington Suncool™ 70/35
0.39	Clear/Neutral	Pilkington Suncool™ 70/35 OW
0.40	Clear/Neutral	Pilkington Suncool™ One 60/40
0.42	Clear/Neutral	Pilkington Suncool™ 70/40
0.45	Clear/Neutral	Pilkington Suncool™ 70/40 OW

Colours for identification purposes only
Figures based on IGU incorporating 6mm Pilkington Optifloat™ Clear 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

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