The benefits are well proven:
The weather has a lot to answer for, and for this reason, being more energy efficient is necessary to keep us dry and warm. Double glazing can save up to an average of £100+ a year on energy bills.
Double glazing will transform your home into a healthier environment as it reduces the build-up of condensation and the growth of black mould. If you live in a noisy area, double glazing can significantly reduce the background noise and help you get a better night of sleep.