All You Need to Know About uPVC Windows!

upvc windows

If you are looking for new windows this year, we here at Dorset Windows provide windows that offer high energy efficiency but also host a range of stunning designs to become the unexpected beauty in your home. 

Using our expertise we have created this guide to let you know everything about uPVC windows


upvc windows


What is uPVC? 

uPVC, or unplasticised polyvinyl chloride, is a plastic that is hard and inflexible making it perfect to be used for pipework and window frames. 


Is uPVC Good for Windows? 

uPVC windows offer energy efficiency, performance and durability making them long lasting with minimal maintenance. There are multiple benefits to uPVC windows but one of the most attractive to a lot of homeowners in the UK is the value for money and the general efficiency that they offer. 


The Benefits of uPVC Windows

  1. Durability

Compared to materials such as Wood where they are susceptible to moisture, uPVC is mould, rot and rust resistant offering you heightened durability and long lasting windows. 


  1. Low Maintenance

uPVC windows require very little maintenance, generally just needing a wipe down every so often, but can look brand new for a very long time. 


  1. Sound Installation

Windows made of uPVC offer great soundproofing from the outside world and when paired with double glazed window glass reduce noise! 


  1. Security

Home security is really important to many homeowners and ensuring that your windows help to secure your home is equally as important. UPVC windows offer better security for you home as they are more resistant to forced entry compared to wooden windows. 


  1. Energy Efficient

uPVC windows can offer superior energy efficiency helping to keep your home warmer in the winter with the chambers in the frames preventing cold air passing through and the energy coatings on the glass units all helping to retain heat within your home! 


Lifespan of uPVC Windows

uPVC windows is a highly recyclable building material that with proper care and maintenance can last for decades and can even be recycled up to 10 times without affecting performance! 


Types of uPVC Windows

Tilt and Turn Windows

Tilt and turn windows are a homeowners favourite as their locking mechanisms allow them to be opened two different ways. You can either open it like a traditional window or you can tilt the window open to let in airflow to your home. 



  • Different ways to gain ventilation without having to fully open the window
  • Offers great flexibility for smaller rooms
  • Easy to clean inside and out


Casement Vertical Sliding Windows (Sash)

These windows slide vertically to open and are extremely popular due to their single or double opening options and offer period character especially when paired with Astragal glazing. 



  • Low maintenance
  • Easy to open
  • Maximise space


(what would you call open out windows and windows where the top bit only opens? Casement windows, which open out hinged on the side or at the top)


What Should I Look For When Buying uPVC Windows

One thing to keep in mind when looking at getting new uPVC windows is who is going to be installing them. Read our guide for how to choose the best double glazing company here! 


Dorset Windows

We here at Dorset Windows have over 25 years of experience in the industry and as a further commitment to our unmatched services we provide a fully inclusive 10 year workmanship and materials guarantee. As your local family business we take care of everything from the initial call through to the installation to after care. 

Find out more about us here! 

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