The best window replacement companies include Window World, Renewal by Andersen, Pella and Castle Windows. ... For a house with 20 windows, that equates to about $6,000 to $50,000.

Replacement windows can be an excellent investment. All at once, they can update the look of your house, increase comfort, add to your home’s value and save energy.

Getting multiple quotes, checking a company's reputation and having an idea of what you want are key in the process of buying new windows for your home. Rosie on the House: Choosing the right ...

Retrofit windows, on the other hand, are designed to make use of the existing window jambs, interior trim and exterior trim. All else being equal, replacement windows are less expensive than full ...