uPVC Windows: All You Need to Know!


Windows are usually a lifetime proposition in your house. They are always very visible – people look at them as well as through them. It provides solar heating in the winter, insulation against heat loss and in some cases against sound. There are different types of windows available in the market like aluminium windows, uPVC windows, wooden window, sliding window, etc. depending upon material and design. uPVC windows amongst them are one of the best window types.

What is uPVC Window?

Nowadays, uPVC windows (Unplasticized Polyvinyl Chloride Windows) are in trends and are being widely used because of its low cost, easy installation and as it enhances the beauty of your house. It is easy to install anywhere and even it adds great value to your house.

uPVC Windows

How uPVC Window is Made?

uPVC (Unplasticized Polyvinyl Chloride) material is based on plastic powder, which is heated up and injected into a mould in order to form its shape known as a profile. After that, it gets cooled through different methods. Profiles are then cut and joined using heat-fusion welding. Galvanized steel reinforcement sections are then fixed inside the uPVC profiles to provide strength.

01. uPVC Window Colours

Few years ago, uPVC windows used to come in white plastic looks, which is sometimes considered as plain when compared to other types of window i.e. wooden window, aluminium window, etc. However, with modern technology, different colours of uPVC windows are available like green, black, brown etc.

Green uPVC Windows


Brown uPVC Windows

02. uPVC Window Style

uPVC windows are available in various style like

(a) uPVC Casement Window

  • uPVC casement window is one of the most popular uPVC window styles. They open outwards and inwards with the firmly attached hinges to the window frames.
uPVC Casement Window

(b) Tilt and Turn uPVC Window

  • Tilt and turn uPVC window either tilts inside from the top or uses the side hinges to open inwards.
Tilt and Turn uPVC Window

(c) uPVC Fixed Window

  • uPVC fixed window can neither be opened nor closed. Its main purpose is to let light filter inside the house.
uPVC Fixed Window

(d) uPVC Sliding Window

  • uPVC sliding windows have two or more sashes that overlap slightly but slide horizontally within the frame.
uPVC Sliding Window

Advantages of uPVC Window

01. Durability:

  • uPVC windows are considered durable as compared to wood and aluminium window as they do not get affected by moisture or termite. uPVC windows are resilient and tough. Thus, you will not have to replace them for a very long time.

02. Enhanced Security:

  • UPVC window is reliable when it comes to security, as well. The way the frame is constructed, it is difficult to break through or damaged. They are reinforced with galvanized steel which makes them extremely hard to break down.

03. Insulation:

  • Insulation is another strong feature of uPVC window. These types of window provide the most optimal heat and energy insulation. It does not only keep you warm during winter but also make your room soundproof and reduce noise pollution.

04. Waterproof:

  • uPVC window frames are a storm and weatherproof since the damp cannot enter through the surface of uPVC windows frames. Therefore, they are non-corrosive and will not be eroded by adverse weather.

05. Energy Efficient:

  • The major advantage of uPVC window is that it will save you energy as the windows will not allow the heat of your home to escape easily, though much will depend on properties of glass.

06. Fire Resistance:

  • uPVC window will burn itself but not spread the fire. Therefore, inhibits the propagation of fire.

07. Termite Free:

  • uPVC windows are also termite free.

08. Are uPVC Windows Toxic?

  • uPVC is a safe and non-toxic material. It’s production is highly regulated to make sure that it does not cause any harm or toxicity.

09. Low Maintenance:

  • uPVC windows require low maintenance. It does not require painting; only routine cleaning is necessary. Therefore, it requires virtually no maintenance making it very convenient and time-saving.

10. uPVC Window Installation:

  • uPVC is a light weight material. Therefore, uPVC window installation is easy.

11. Low Cost:

  • In most cases, uPVC window cost is usually less as compared aluminium and wooden window.

Disadvantages of uPVC Window

01. Combustible:

  • In case of fire, uPVC window itself gets burnt. Therefore, it gets out of the shape easily.

02. Strength:

  • The strength of the uPVC window is less as compared to aluminium and wooden window.

03. Scratch Resistance:

  • uPVC window has a low scratch resistance therefore it gives bad look to your house.

04. Colour Fade:

  • The colour of uPVC window may get fade due to the exposure of sunlight. Some uPVC window will turn into yellow, white or even pink colour. It will get brittle and may break over a time.

05. Life:

  • Some companies of uPVC window offer a guarantee of 15 to 20 years. Please however note that wooden and aluminium windows will have much larger life. uPVC is not stable against solar radiation and heat and with a passage of time it may become brittle. Hence one has to always compare comparative capital cost of different alternatives and its maintenance cost (painting, etc.) over the year.
  • uPVC windows are economical choice for your house. Its pleasing appearance will always keep you in good mood.
Also Read:
uPVC vs Aluminium Windows: Make a Right Choice
Tips to Ensure the Good Ventilation in Home!

Image Courtesy – Image 2 – anglianhome, Image 5

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