Low-E Glass (Low Emissivity Glass) coating is applied on a substrate of clear or low iron glass by a pyrolytic process called Chemical Vapor Deposition method.
In winter, the function of the coating layer is to reflect the heat back to the inside of building to prevent heat and energy loss as well as to keep the indoor climate at and even and stable temperature.
In summer, the coating will reduce the re-radiated heat into the building. The total heat gain is reduced and hereby keep the indoor cooler.
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