You’ll feel incredibly smart for choosing windows from one of the most trusted names in the industry. Seabrooke™ windows are a product of Great Lakes® Window, one of the nation’s oldest manufacturers of all-vinyl custom replacement windows and patio doors. With a history of innovation and relentless commitment to quality, Great Lakes Window has maintained a reputation for manufacturing world-class products.
Quality that has been tested and certified by independent industry organizations including the Window & Door Manufacturers Association and the National Fenestration Rating Council. Windows featuring our HP glass options earn the ENERGY STAR® , by meeting the strict energy efficiency guidelines
set by the U.S. Environmental Protection Agency and the U.S. Department of Energy.