(9) Test with a thermal conductivity meter: Adjust the thermal conductivity meter to green 4 cells test gemstones, natural crystals can rise to 2 cells of color, and false crystals do not rise, when the area is large, rise to one cell of color.
By investing in double glazed glass units, homeowners also contribute to environmental sustainability. By reducing energy consumption, they lower the carbon footprint associated with heating and cooling a home. Energy-efficient homes are increasingly desirable, making double glazing not only a sound choice for comfort but also a responsible option for those conscious of their environmental impact.