The Complete Guide to Thermally Broken Windows: What They Are and Why They’re Worth It

If you’re considering upgrading your windows, you’ve probably encountered the term “thermally broken windows.” But what does it mean? And why are these windows so highly recommended for energy efficiency and comfort? Let’s break it down and explore why thermally broken windows could be the perfect choice for your home.

What Does “Thermally Broken” Actually Mean?

“Thermally broken” refers to a clever design feature in window frames that prevents heat from transferring between the inside and outside of your home.

Standard window frames, particularly those made of materials like aluminium, are excellent conductors of heat. This means in summer, heat from outside can seep into your home, and in winter, the warmth from your home escapes. Thermally broken windows solve this problem by incorporating a thermal break – a layer of non-conductive material such as uPVC or a polymer – within the frame.

This thermal barrier disrupts the flow of heat, ensuring your home stays warmer in winter and cooler in summer, while reducing energy loss.

How Do Thermally Broken Windows Work?

Thermally broken windows are a complete system designed for maximum energy efficiency. Here’s how their components work together:

1. The Frame

The thermal break in the frame prevents heat transfer between the inside and outside layers. Materials like uPVC are naturally insulating, while aluminum frames often incorporate a polymer barrier to achieve similar results.

2. The Glass

Double or triple-glazing significantly enhances thermal performance. These windows feature two or more panes of glass separated by an insulating gas like argon, which reduces heat transfer and boosts energy efficiency.

3. Low-E Glass Coating

Low-E (low emissivity) coatings reflect heat back to its source, helping to keep your home warm in winter and cool in summer, all while allowing natural light to flood your space. Learn more about the benefits of Low-E coating here.

The Benefits of Thermally Broken Windows

Thermally broken windows aren’t just about keeping your home comfortable- they also bring plenty of practical benefits:

    • Energy Efficiency: With better insulation, your home stays warmer in winter and cooler in summer, so your heating and cooling systems don’t have to work as hard. That translates to lower energy bills.

    • Comfort All Year Round: No more chilly winter drafts or stifling summer heat. Thermally broken windows help maintain a stable indoor temperature, whatever the weather.

    • Noise Reduction: The same features that keep heat out also reduce outside noise, making these windows ideal if you live in a busy area.

    • Condensation Control: Thermal breaks stop the inside of the window frame from getting too cold, which means less condensation and a healthier, mould-free home.

    • Durability: Modern materials like uPVC and thermally broken aluminium are designed to withstand harsh weather conditions without warping or degrading.

What Are Your Options?

When choosing thermally broken windows, you have several options to suit your home’s style and needs:

    • Aluminium Frames: Known for their sleek, modern aesthetic and durability, aluminium frames incorporate a thermal break for superior energy efficiency.

    • Glazing Options: Pairing thermally broken frames with double or triple-glazed glass ensures optimal insulation. Add Low-E glass for even better performance.

Why Are They Perfect for Australian Homes?

In Australia, we deal with extreme weather – hot summers, chilly winters, and everything. Thermally broken windows are perfectly suited to handle these temperature extremes. They keep your home cool during scorching summer months and warm during cold winters, all while helping you reduce your carbon footprint and cut down on energy costs.

If you’re in Perth, where the climate demands high-performing windows, visit our double glazing Perth page for more information, and contact us today to find the perfect energy-efficient windows for your needs.


Why Choose Premier Windows for Thermally Broken Windows?

At Premier Windows, we understand that your home deserves the best. That’s why we offer a range of high-quality thermally broken window options, including advanced uPVC and aluminum designs. Combine these with energy-efficient double-glazing and Low-E glass, and you’ve got the ultimate solution for year-round comfort and savings.

Whether you’re looking to upgrade or install new windows, our team can help you find the perfect fit. Contact us today to discuss how thermally broken windows can transform your home into a more energy-efficient, comfortable space.

Investing in thermally broken windows isn’t just about saving money on energy bills – it’s about creating a home that’s comfortable, quiet, and built to last. Contact us at Premier Windows to learn more and start your journey toward a better home.


Frequently Asked Questions

Q: Are thermally broken windows more expensive upfront?
A: Yes, they may cost more initially, but the energy savings and durability make them a cost-effective investment over time.

Q: How long do thermally broken windows last?
A: With proper care, they can last decades, thanks to their robust and weather-resistant materials.

Q: Can they reduce outside noise?
A: Absolutely. Thermally broken windows significantly reduce external noise, making them ideal for busy or urban environments.

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