What is Low E Glass and How Does it Work?

aluminium doors

As the world embraces sustainable practices and energy-efficient solutions, Low-E (Low-Emissivity) glass has emerged as a game-changer in the construction industry.

With its remarkable ability to control heat transfer and optimize natural light, Low-E glass is revolutionizing building design and energy consumption. In this blog, we will explore the benefits and applications of Low-E glass in creating sustainable and comfortable environments.

  • What is Low-E Glass?
    Low-E glass is a technologically advanced glass that has a thin, transparent coating applied to its surface. This coating is designed to minimize heat transfer by reflecting infrared light and reducing the amount of ultraviolet (UV) and infrared (IR) radiation that passes through the glass. By regulating the passage of solar energy, Low-E glass helps maintain desired indoor temperatures and reduces the need for excessive heating or cooling, resulting in significant energy savings.
  • Improved Energy Efficiency
    One of the key advantages of Low-E glass is its ability to enhance energy efficiency in buildings. By reflecting a significant portion of solar heat while allowing visible light to pass through, Low-E glass reduces the reliance on artificial lighting and air conditioning systems. This leads to lower energy consumption and reduced utility bills. Whether in residential homes, commercial buildings, or skyscrapers, Low-E glass plays a vital role in creating sustainable and energy-efficient spaces.
  • Optimal Thermal Comfort
    Low-E glass helps maintain a comfortable indoor environment by reducing the transfer of external heat. In hot climates, it prevents excessive solar heat gain, minimizing the need for air conditioning and ensuring a cool interior. Conversely, in colder regions, Low-E glass retains indoor heat, reducing heat loss and decreasing the demand for heating systems. The result is a more consistent and comfortable temperature throughout the year, enhancing occupant comfort and well-being.
  • Protection from UV Radiation
    Low-E glass also acts as a shield against harmful UV radiation. The specialized coating on the glass blocks a significant portion of UV rays from entering the building, protecting occupants and interior furnishings from potential damage. This is particularly important for spaces with valuable artwork, furniture, or merchandise that can fade or deteriorate when exposed to prolonged sunlight. By mitigating UV radiation, Low-E glass helps preserve the aesthetics and longevity of interior spaces, reducing the need for frequent replacements or repairs.

Low-E glass is revolutionising the windows and doors industry by providing energy-efficient solutions and optimising indoor comfort. Its ability to regulate heat transfer, reduce reliance on artificial lighting and HVAC systems, and protect against UV radiation makes it an indispensable component in sustainable building design. Embracing Low-E glass empowers us to create environmentally friendly spaces that promote energy efficiency, comfort, and long-term cost savings and is why we use LowE glass in our bifolding doors and sliding doors as standard.