Which method can enhance the thermal performance of windows?

Choosing to install double or triple-pane glass significantly enhances the thermal performance of windows. This method involves using multiple layers of glass separated by an insulating air or gas space. The air or innovative gas fills such as argon or krypton between the panes act as effective insulators, reducing heat transfer through the window.

Double and triple-pane windows minimize heat loss during colder months and limit heat gain during warmer periods by creating a barrier that slows down the exchange of temperature between the indoor and outdoor environments. Such insulation is crucial for maintaining comfortable indoor temperatures, improving energy efficiency, and reducing heating and cooling costs.

In contrast, single-pane glazing does not provide this level of insulation and allows more heat to pass through, making it a less effective option for thermal performance. While reflective exterior paint and improvements in frame materials can also contribute to energy efficiency and comfort, they do not provide the same significant thermal resistance and insulating properties that multiple-pane glass does. Thus, the installation of double or triple-pane glass stands out as a primary method for enhancing the thermal performance of windows.