There is increasing regulatory pressure on architects, builders, contractors and developers to improve the thermal efficiency of buildings, culminating in the Government's target of Zero Carbon for new dwellings by 2016. Installing  GENEO® passive windows and doors from Glazeco is a major factor in improving energy efficiency.

In line with the performance requirements set down by the PassivHaus Institute in Germany and the upper levels of the Code for Sustainable Homes Glazeco  products provide U-values of 0.73W/m2K. And the best possible level of sound insulation without steel reinforcement, achieving previously unattainable values (glass 50 dB = Rw.P 47 dB) for sound insulation class 5 - and including optimal thermal insulation.