No matter what manner of weather the Grand Rapids area is experiencing, you can be sure that windows and doors from Pella of Grand Rapids can handle it. Our products are designed to be energy efficient. In fact, our ENERGY STAR®-certified windows and doors1 can help decrease your energy costs. This ENERGY STAR certification is due to our energy-efficient products like double- and triple-pane glass, Low-E coating and glass panes built to perform in specific regions across North America. Find out more about our energy-saving glass choices and technology.