Futura+ and Futura+i - UK

Alternatives with lower U-values and g-values Outward opening Futura+ E ref Gas U w T oi o C g g Futura+, 44 mm pane, TGU alternative low-energy pane +19.5 Argon 0.74 14.1 0.53 Inward opening Futura+i E ref Gas U w T oi o C g g Futura+, 48 mm pane, TGU alternative low-energy pane +19.5 Argon 0.74 15.7 0.53 Ideal core™ is the key to energy performance Standard U-values and g-values Outward opening Futura+ E ref Gas U w T oi o C g g Futura+, 30mmpane, DGU standard low-energy pane +0.6 Argon 1.31 12.3 0.73 Futura+, 44mm pane, TGU standard low-energy pane +30.6 Argon 0.78 14.1 0.62 Inward opening Futura+i E ref Gas U w T oi o C g g Futura+, 28mm pane, DGU standard low-energy pane -5.7 Argon 1.38 13.7 0.73 Futura+, 48mm pane, TGU standard low-energy pane +30.6 Argon 0.78 15.7 0.62