Creating sustainable doors and windows involves prioritizing eco-friendly materials like sustainably sourced wood or recycled aluminum, coupled with energy-efficient designs such as double or triple glazing and insulated frames to reduce heat transfer and lower energy consumption. Durability is key, achieved through high-quality materials and construction techniques, which minimize the need for replacements and conserve resources. Additionally, emphasizing recyclability and local sourcing supports circular economies and reduces transportation emissions. Seeking certifications like ENERGY STAR or LEED ensures adherence to rigorous environmental standards, while conducting lifecycle assessments informs decision-making to minimize overall environmental impact. By integrating these principles, doors and windows can contribute to a more sustainable built environment without compromising functionality or aesthetics.