located in Chicago that specializes in the manufacturing and wholesale of vinyl windows and doors. Our company was established become one of the biggest and most modern window and door makers in the Midwest. We have

Lang Exterior is a manufacturer of vinyl replacement windows and patio doors, aluminum windows, and aluminum storm windows. They sell their products to contractors and offer direct vinyl window broken glass repair services to the public. You

provider of replacement windows and doors in the greater Chicago area. We offer custom vinyl, wood, and patiopossible experience when it comes to replacing your windows and doors. Our experienced team is dedicated to providing top-notch service and satisfaction for all of our

of services and products, from window repair and glass replacement to custom manufactured glass of any size, as well as aluminum and casement windows, storm windows and triple it comes to repairing and replacing windows and screens with top-of-the-line materials. With our

family-run business that has been providing top-quality replacement windows and patio doors since 1953. We have our own factory in Chicago, IL, where we manufacture more than 30 types of windows and patio doors as well as other vinyl products. We