No matter what manner of weather the Lethbridge area is facing, you can be certain that windows and doors from Pella of Lethbridge can deal with it. Our products are designed 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 due to our energy-efficient options like double- and triple-pane glass, Low-E coating and glass panes built to perform in specific climates across North America. Learn more about our energy-saving glass options and technology.