
For many homeowners, when it comes to windows, PVC-U has become synonymous with energy efficiency. This is a testament both to our industry’s innovation in developing such advanced products and to intelligent marketing that has succeeded in embedding the concept in homeowner’s minds. Unfortunately for some properties, the choice of window can come down to the material they are made from rather than practicality, energy efficiency or aesthetic appearance. Nowhere is this more true than for owners of period homes especially those with listed building status or in some conservation areas. However, the PVC-U industry has come on in leaps.