Whilst these are all very important things to think about there is something that needs to come before this; choosing the right supplier. To prevent cold draughts from passing into your home via hallways, UPVC front doors can work as a wonderful accompaniment to any new windows installed. They also have similar properties to windows and conservatories. Double glazing is a proven energy-saver as it will reduce the amount of energy that can escape from a home, while also providing you with a more comfortable environment.