No matter what type of weather the Overland Park area is experiencing, you can be confident that windows and doors from Pella of Overland Park can deal with it. Our products are crafted to be energy efficient. As a result, our ENERGY STAR®-certified windows and doors1 can help lower your energy costs. This ENERGY STAR certification is a result of our energy-efficient products like double- and triple-pane glass, Low-E coating and glass panes built to stand strong in specific regions across North America. Learn more about our energy-saving glass choices and technology.