No matter what kind of weather the Natick area is experiencing, you can be confident that windows and doors from Pella of Natick can deal with it. Our products are built to be energy efficient. As a result, our ENERGY STAR®-certified windows and doors1 can help decrease 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 excel in specific climates across North America. Discover more about our energy-saving glass options and technology.