<https://www.grminc.ca/know-about-building-envelope-and-why-you-need-it/#richSnippet>
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"The technologies in buildings are innovating in leaps and bounds. Today, technology has enabled us to make buildings more energy-efficient and robust than traditional or old buildings. Building envelopes is also one of the innovations that help commercial and residential buildings save utility and energy bills. In addition, it strengthens the foundation and performance of the building, especially during extreme weather like winter and summer."
<https://www.grminc.ca/know-about-building-envelope-and-why-you-need-it/>