When contemplating upgrading the windows in their home from single glazing, one of the first things that the vast majority of homeowners will ask is ‘how much does double glazing cost to install?’. Many are aware that this type of home improvement can be costly and it is often this that puts people off even enquiring about double glazing. However, you will be surprised to hear that it isn’t actually as expensive as you may think to have double glazed windows. Whilst we’re unable to provide an exact answer to this question in one singular blog, as there is no average price and this will differ from home to home, we can inform you of the different factors that will affect how much replacing your windows will cost you. Hopefully, the information below will help you to understand the costs associated with double glazed windows.