Does Double Glazing Make a Difference in Australia? Is it Worth the Cost?
- Aluminium Plus
- Sep 19
- 2 min read
When renovating or building, one of the biggest questions homeowners often ask is: does double glazing really make a difference in Australia? The short answer is yes – and for most homes, the benefits easily justify the cost.
Double-glazed windows are made by sealing two panes of glass together with a gap in between, often filled with air or inert gas. This unit is tightly sealed to create an insulating barrier that reduces heat transfer and improves energy efficiency.
In Australia’s climate – where extremes of hot and cold are common – double glazing can help keep your home warmer in winter and cooler in summer, making a noticeable difference to indoor comfort all year round.
The benefits don’t stop there. Double glazing improves energy efficiency, meaning less reliance on heating and cooling systems. It also significantly reduces outside noise, creating a quieter, more peaceful home environment – perfect for busy streets or homes near schools, airports, or main roads. Additionally, double glazing adds an extra layer of security thanks to the thicker, more durable glass structure. Over time, these advantages can lead to energy savings, improved comfort, and increased property value.
However, there are some downsides to consider. Double glazing can almost double the cost of a window compared to single glazing, both in terms of materials and installation. It can also add extra weight, which may require stronger window frames or structural adjustments. In some very mild Australian climates, the energy savings may be less noticeable, so the return on investment can take longer to realise. Repair or replacement costs are also higher if the seals fail or the glass is damaged.
Despite these considerations, many homeowners find the long-term benefits outweigh the downsides. Lower energy bills, improved comfort, reduced noise, and increased property value make double glazing a smart investment for most Australian homes.
At Aluminium Plus, we supply custom-made windows and doors designed to suit your home, and double glazing is an option we always encourage homeowners to consider. It’s not just about glass—it’s about creating a home that’s more efficient, comfortable, and valuable.
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