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uPVC vs PVC windows, uPVC windows advantages, PVC windows drawbacks, uPVC vs PVC comparison, best window material for homes
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By Harrington Windows
Windows & Doors

Which is Better uPVC or PVC Windows?

3 min read
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When choosing new windows for your home, you may have come across both uPVC and PVC windows.

While these terms are often used interchangeably, there are significant differences between them that could impact your decision.

In this article, we'll explore the key differences, benefits, and drawbacks ofuPVCandPVCwindows to help you decide which option is better for your home.

1. What is the Difference Between uPVC and PVC?

PVC (Polyvinyl Chloride)

PVCis a synthetic plastic polymer used in a variety of products, from plumbing pipes to window frames. It is highly versatile but not very suitable for window frames in its standard form due to its lack of durability and flexibility.

uPVC (Unplasticised Polyvinyl Chloride)

uPVCis a more rigid version ofPVC. The term "unplasticised" means that no plasticisers (chemical additives that increase flexibility) have been added.uPVCis more durable, weather-resistant, and commonly used for window frames because it retains its shape, strength, and insulating properties over time.

2. Key Differences Between uPVC and PVC Windows

3. Advantages of uPVC Windows

uPVC windowsare a popular choice for modern homes, and for good reasons:

a. Durability

One of the biggest advantages ofuPVC windowsoverPVCis their superior durability.uPVCdoes not warp, crack, or discolour, even in extreme weather conditions. This makes them ideal for homes in areas with harsh climates.

b. Low Maintenance

uPVC windowsare virtually maintenance-free. UnlikePVC, they don’t require repainting, and they are resistant to corrosion and rot. CleaninguPVC windowsonly requires a quick wipe-down with a cloth, making them a low-maintenance choice.

c. Energy Efficiency

uPVC windowsoffer excellent insulation, keeping your home warm in the winter and cool in the summer. This helps to reduce energy consumption and can lower your energy bills.

For more information on the energy efficiency of uPVC, you can read our detailed guide onhow upgrading your windows can save you energy and money.

4. Drawbacks of PVC Windows

PVC windows, although less common for window frames, may appear cheaper upfront, but they come with several disadvantages:

a. Prone to Warping

PVCis more flexible thanuPVC, which means it can warp or lose shape over time, especially in high temperatures or harsh weather conditions. This can lead to issues with window functionality and longevity.

b. Less Energy Efficient

PVC windowsare not as good at insulating homes asuPVCwindows, meaning your home could lose heat more quickly, resulting in higher energy bills.

c. Higher Maintenance

PVC windowsrequire more maintenance over time, as they are more prone to wear and tear, discolouration, and the need for repainting.

5. Which is Better: uPVC or PVC Windows?

For most homeowners,uPVC windowsare the superior choice due to their durability, energy efficiency, and low maintenance. WhilePVCwindows may be cheaper, their reduced lifespan and higher maintenance costs often make them a less attractive option in the long run.

Conclusion: Should You Choose uPVC or PVC?

In conclusion,uPVC windowsoffer significant benefits overPVC windowsfor long-term performance and value. If you’re looking for windows that are energy-efficient, durable, and low maintenance,uPVCis the way to go. WhilePVCmay seem like a budget-friendly option upfront, the long-term costs associated with maintenance and potential repairs can makeuPVCthe better investment.

Ready to upgrade to uPVC windows?Visit ouruPVC windows pagefor more information, orcontact usto get a quote.

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Harrington Windows Team

Window Specialists

Our team of window specialists brings over 25 years of experience in the industry, providing expert advice on home improvement, energy efficiency, and architectural aesthetics.

Certified Window InstallersEnergy Efficiency Experts