What is the difference between uPVC and aluminium windows?

The main difference between uPVC (unplasticized polyvinyl chloride) and aluminium windows lies in their material composition. uPVC windows are made from a rigid and durable plastic material, while aluminium windows are made from lightweight and corrosion-resistant aluminium metal. 

uPVC windows are known for their excellent thermal insulation properties and require minimal maintenance. They are also typically more affordable than aluminium windows. On the other hand, aluminium windows offer greater strength, durability, and slim profile designs, allowing for larger glass areas and better views. They are also resistant to rust and are often favored for contemporary or modern architectural styles.

What are the disadvantages of uPVC windows?

While uPVC windows have many advantages, they also come with a few potential disadvantages. These include:

a) Limited color options: uPVC windows typically come in a limited range of colors, and the color may fade over time due to prolonged exposure to sunlight.

b) Non-paintable: Unlike wooden or aluminium windows, uPVC windows cannot be repainted, so you are limited to the color you choose at the time of installation.

c) Thermal expansion: uPVC has a higher coefficient of thermal expansion compared to materials like aluminium, which means it may expand and contract with temperature changes, potentially affecting the window’s performance.

d) Reduced strength: While uPVC is a durable material, it is not as strong as aluminium. This limits the size and design options for uPVC windows, especially for larger openings.

What is better than uPVC?

The choice of window material depends on various factors such as budget, style preferences, energy efficiency requirements, and location. Some alternatives to uPVC windows include:

a) Aluminium windows: Aluminium windows offer superior strength, durability, and sleek design options. They are ideal for contemporary architectural styles and can accommodate larger glass panels. However, they are generally more expensive than uPVC windows.

b) Timber or wooden windows: Wooden windows provide a classic and natural aesthetic appeal. They offer excellent insulation properties and can be painted or stained in various colors. However, they require regular maintenance, such as painting or sealing, to protect them from moisture and decay.

c) Composite windows: Composite windows combine different materials, such as uPVC, aluminium, and timber, to leverage the benefits of each. They provide a balance between strength, energy efficiency, and aesthetics. Composite windows are often more expensive than uPVC but offer enhanced performance.

Which is more expensive, uPVC or aluminium?

Generally, aluminium windows are more expensive than uPVC windows. Aluminium is a costlier material compared to uPVC, and the manufacturing processes involved in creating aluminium window frames are often more complex. However, it’s important to note that the exact cost difference can vary depending on factors such as window size, design, hardware, and glazing options.

Which is better, uPVC or PVC windows?

uPVC (unplasticized polyvinyl chloride) and PVC (polyvinyl chloride) are similar materials with slight differences in their composition. uPVC is a modified version of PVC that does not contain plasticizers, making it more rigid, durable, and suitable for window applications.

In terms of window performance, uPVC is generally considered better than PVC. uPVC windows offer improved thermal insulation, higher durability, and better resistance to weathering compared to PVC windows. Therefore, when it comes to choosing between uPVC and PVC for windows, uPVC is the preferred choice.