Tag: retrofit

  • Do You Need a Permit to Install Retrofit Windows in California?

    Do You Need a Permit to Install Retrofit Windows in California?

    Introduction When it comes to improving the energy efficiency and overall comfort of your home, retrofit windows offer an excellent solution. They are specially designed to replace older, inefficient windows with modern, energy-efficient ones, without altering the existing window frame or surrounding wall. However, if you’re considering installing retrofit windows in California, there are certain…