What is uPVC and Why is it Used for Windows?

We are one of the premier suppliers and installers of windows and doors made from uPVC in the UK. We offer uPVC double glazing to our customers is because we understand it’s the best choice when it comes to window frames. They offer incredible performance and plenty of longevity at a reasonable price.

What is Upvc?

UPVC/PVCu is a form of plastic. The name stands for unplasticised polyvinyl chloride. It’s also known by the name PVC as it is a dense, inflexible material. It’s a resistant form of PVC commonly used for window frames and pipework.

Why is uPVC a Great Material for Making Window Frames?

uPVC has been proven to provide high levels of durability and performance. It’s known to last a long time and doesn’t require much maintenance, which is why it is one of the best materials available for windows. It has also been recognised for offering powerful thermal efficiency and sound insulation, not to mention great value for your money. We use galvanized steel reinforcement for larger frame sections. This is to make the frames even tougher and stronger. Trust us when we say that your windows will never warp, rust, or rot in extreme weather conditions thanks to the nature and quality of our uPVC.

The Benefits of uPVC Window Frames

There are a number of benefits for using uPVC, making it the ideal material for building window frames. It’s known for offering the highest degree of thermal comfort, on top of being durable and lasting for years to come.

  • Low Cost

uPVC is much cheaper than timber and aluminium and offers more positive benefits. The costs vary depending upon the quality and features of the window, but you can generally expect to get a more affordable price when choosing uPVC windows.

  • Low Maintenance

uPVC tends to be popular because it requires such a small amount of maintenance outside of cleaning in and around the window frames a few times each year. Outside of that, the windows tend to take care of themselves although condensation damage can cause issues. Unlike with timber, you won’t see any signs of weather damage or rot because of the extremely durable nature of the material. It is also great for sound insulation and studies have shown uPVC can reduce noise from outside the home by up to 70%.

  • Excellent Performance

The uPVC windows that we provide are energy efficient, meaning that installing them helps capture heat to reduce heating bills and ensure your property stays nice and warm. Because of the excellent resilience, strength, and robustness uPVC offers, it’s also reliable for ensuring home security.

Are uPVC Windows and Doors Dangerous?

uPVC is commonly used and it comes recommended by various government bodies and organizations for use with window frames. The uPVC windows and doors we install are backed up with several impressive awards and accreditations including several BSI kitemarks, having been put through its paces with high quality control testing.

The uPVC frames our suppliers manufacture are put together in their own state of the art facility, created to the highest standard to ensure your home is under no danger. We consider customer safety to be our highest priority, which is why we go above and beyond with our precautions. We also take an environmentally friendly approach to our operations, recycling over 95% of the waste we generate.

Are uPVC Windows Toxic?

Have no worries about the potential toxicity of uPVC. It is a perfectly safe and non-toxic material as long as it isn’t burnt. The production of uPVC is regulated so that it doesn’t cause any harm and it doesn’t have any toxicity. Burning PVC may result in the creation and release of dioxins into an environment. These are environmental persistent organic pollutants. We take steps to reduce our impact on the environment through our recycling policy which sees us recycle over 16,000 tons of material every year.


Complete Glazing Birmingham
Unit 130, 180 Sherlock Street
Birmingham, B5 7EH
0121 405 1058
Mon to Fri 8:00am - 6:00pm
Weekends 8:00am - 4:00pm



About Us

Complete Glazing Birmingham is a sister company of Mainstream Windows a local double glazing, orangery and conservatory installation company based in Birmingham servicing Solihull, Knowle, Sutton Coldfield, Bromsgrove, Leamington Spa, Warwick and Evesham.



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