ecoSmart Windows & Patio Doors

Great Lakes Windows Inc. has introduced the ecoSmart Windows & Patio Doors line, which features high-density, solid-polyurethane insulation in the frame and sash for resistance to heat flow. All windows and patio doors in the ecoSmart line are made with Exo-Guard, a low-maintenance vinyl exterior shield, designed to withstand harsh weather and maintain a solid base color without painting or staining. 

 

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