If you're thinking of installing new windows or placement in Crown Point, you need a professional's guidance. Liberty Siding & Windows offers many styles of windows to make your home beautiful and comfortable. Call today. Liberty Siding and Windows has been in the window replacement business for over 30 years. We serve homeowners and businesses in the Chicagoland area, and we are fully licensed, bonded, and insured. Our team of experts is factory trained and certified to ensure your windows are correctly installed.