Most houses still have windows with wooden frames. In the fall, they have to be insulated so as not to freeze in winter, in the spring — paint. From the street with open windows, noise is constantly heard, dust penetrates the apartment. The solution is how to avoid this — plastic windows. Only which is better PVC windows? Manufacturers now offer a huge selection of this product. If you are still going to place an order, you need to pay attention, first of all, to 3 basic components of plastic windows: double-glazed window, accessories and PVC profile.