Before and After
View the transformations first-hand with our Before and After Gallery: the makeovers are nothing short of remarkable!
Our SolarZone™ Insulated Glass packages are designed for superior performance, keeping window openings both beautiful and energy-efficient.
See what new Window World products will look like in your home easier than ever with the new Visualizer!
Replacement Windows Allentown
Window World of Lehigh Valley is a locally owned and operated franchise, proudly providing exceptional value, expertise, and service from our Allentown location. We offer free, no-pressure in-home consultations in Berks, Carbon, Lehigh, Monroe, Northampton and Schuylkill counties.
Since our start in 2003, Window World of Lehigh Valley has grown to be one of the largest home improvement resources in the region. With a wide array of products including vinyl replacement windows, vinyl siding, replacement doors, shutters, and reflective insulation. With various colors and styles, we provide countless combinations of exterior solutions. Our products are designed to increase the performance of your home, bringing energy efficiency and functionality to new heights.
Window World is the nation's largest replacement window company, as seen in Qualified Remodeler Magazine. Our local presence ensures we are experts on the unique needs of our customers, while our network of over 200 window world locations across the country provides the strength of an industry-leading company. We back our products with powerful warranties and commitment to customer happiness: a combination you're sure to love. Schedule an in-home estimate today to learn more about how we can serve you.