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How Long Do UPVC Windows Last

uPVC Sliding Sash Window

UPVC windows can last up to 20-25 years, making them a durable and long-lasting option for your home.

When it comes to home improvement, investing in quality windows is crucial. Not only do windows play a vital role in improving the aesthetics of your home, but they also provide insulation, noise reduction, and enhance security. UPVC windows are one of the most popular choices for homeowners due to their durability and low maintenance.

But, how long do UPVC windows last? In this article, we’ll explore the lifespan of UPVC windows and what factors can affect their longevity.

Get a FREE no-obligation quote from Astraframe, a UPVC window and door manufacturer in Norwich.

The Average Lifespan of UPVC Windows

UPVC windows are known for their long lifespan and can range from 20 to 30 years. However, the life expectancy of your UPVC windows can vary depending on several factors;


The quality of UPVC windows can vary significantly, with some manufacturers producing low-quality products that are prone to cracking, warping, and fading. It’s essential to invest in high-quality UPVC windows that are built to last.


The installation of your UPVC windows can also affect their lifespan. Poor installation can lead to drafts, leaks, and even structural damage. It’s crucial to hire a professional installer with experience in fitting UPVC windows correctly.


While UPVC windows require minimal maintenance, neglecting regular cleaning and upkeep can affect their lifespan. It’s essential to clean your windows regularly to prevent the build-up of dirt and debris, which can lead to damage.


The location of your home can also affect the lifespan of your UPVC windows. Homes in coastal areas or areas with high levels of pollution may experience faster degradation due to exposure to saltwater, air pollution, and other environmental factors.

Signs Your UPVC Windows Need Replacing

Knowing when to replace your UPVC windows is essential to maintain the safety, security, and energy efficiency of your home. Here are some signs that your windows may need replacing:

Visible Damage

Cracks, chips, and warping are signs of structural damage that can affect the performance of your windows. If you notice any visible damage, it’s best to have your windows inspected by a professional.

Drafts and Leaks

Drafts and leaks can occur due to poor installation, damage, or wear and tear. If you notice drafts or leaks around your windows, it’s crucial to have them repaired or replaced to prevent energy loss and further damage.

Noise Pollution

UPVC windows are excellent at reducing noise pollution. If you notice an increase in outside noise, it may be a sign that your windows are no longer performing correctly.


UPVC windows are a popular choice for homeowners due to their durability, energy efficiency, and low maintenance. While the lifespan of UPVC windows can vary depending on several factors, investing in high-quality windows, ensuring proper installation and maintenance, and being aware of signs of damage can help extend their lifespan. If you’re unsure about the condition of your UPVC windows, it’s best to have them inspected by a professional.


Can UPVC windows be repaired instead of replaced?

In some cases, repairing UPVC windows may be more cost-effective than replacing them, particularly if the damage is minor. However, if the windows are old, damaged, or no longer energy-efficient, it may be more practical to replace them entirely. A professional can help you determine the best course of action based on your individual needs and budget. Additionally, if your UPVC windows are still under warranty, replacing them may be the best option to ensure the longevity and performance of your windows.

How often should uPVC windows be cleaned?

UPVC windows require minimal maintenance, but it’s essential to clean them regularly to prevent the build-up of dirt and debris. We recommend cleaning them at least once a year, but more frequent cleaning may be necessary depending on your location and environmental factors.

Are uPVC windows more energy-efficient than other types of windows?

Yes, UPVC windows are known for their energy efficiency, as they provide excellent insulation and help to keep your home warm in winter and cool in summer. This can help to reduce energy bills and improve the comfort of your home.

Can uPVC windows be painted?

UPVC windows are available in a range of colours and finishes, and they do not require painting. Painting them can affect their durability and may even void the manufacturer’s warranty.

Are uPVC windows eco-friendly?

UPVC windows are a sustainable choice for homeowners, as they can be recycled and reused. They are also energy-efficient, which can help to reduce your carbon footprint and lower your impact on the environment.



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Astframe is a uPVC Windows & Doors manufactured based in Norwich.

We supply a range of premium quality products including uPVC Windows, Doors, and Conservatories. Aluminium Bi-Folding Doors, Patio Doors.

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