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The types of double glazed windows can be classified based on a number of factors. From the materials used to make the window frames to the different styles of windows and even the gas used in the window. Below is an overview of the different types of double-glazed windows.
According to the window style
Casement Windows - these windows are double-glazed and have hinges on one side, allowing them to open outward like a door. They provide a tight seal when closed, making them energy-efficient and reducing noise. They are one of the most popular double glazed windows.
Sash Windows - Double-glazed sash windows have two sliding frames (sashes) that move up and down. They combine traditional looks with modern energy efficiency. They are also popular among homeowners.
Awning and Hopper Windows - Awning windows are hinged at the top and open outward, while hopper windows are hinged at the bottom and open inward. Both types can be double-glazed for better insulation.
Based on frame materials
uPVC Windows - uPVC (unplasticized polyvinyl chloride) is a popular choice for double-glazed window frames. uPVC windows are durable, require little maintenance, and offer good insulation. They come in different colors and styles to suit various homes.
Aluminum Windows - Aluminum frames are strong and thin, allowing more glass area. When combined with double-glazing, they can provide good insulation. Aluminum frames are modern and low-maintenance.
Timber Windows - For a more traditional look, timber (wood) frames can be double-glazed. Timber frames offer excellent insulation and a natural appearance. They may require more maintenance than uPVC or aluminum.
Based on the gas used
Argon Gas Windows - Argon gas is often used between double-glazed panes. It is non-toxic and helps insulate homes better. Argon gas-filled windows reduce heat transfer, keeping homes warmer in winter and cooler in summer.
Krypton Gas Windows - Krypton gas is another option for double-glazing. It is denser than argon and provides even better insulation. Krypton gas is used in spaces where the panes are close together, like in high-performance windows.
As mentioned above, double glazed windows consist of two panes of glass with some features and functions listed below.
Double-glazed windows are popular because they provide better insulation. They are used in various applications, including:
Choosing the right double glazed windows depends on several factors. Here are some of them.
Consider the type of frame
When choosing double glazed windows, it is important to consider the type of frame. Each frame type has its advantages and disadvantages. PVCu frames are low-maintenance and cost-effective. However, they lack the aesthetic appeal of other frames. Wooden frames are environmentally friendly and provide good insulation. Nevertheless, they require regular maintenance and can be more expensive. Aluminum frames are durable and modern. They are also suitable for larger openings. Nonetheless, they conduct heat more than other frame materials. This can lead to heat loss if the frames are not properly treated.
Look at the spacer bars
Spacer bars play a crucial role in the performance of double glazed windows. They separate the two panes of glass and form the seal that keeps moisture out and maintains an insulated airspace. Traditional spacer bars are aluminum bars. They are used to separate the two panes of glass. However, they conduct heat. This leads to condensation between the panes. It also creates a cold bridge. Warm edge spacer bars are a recent development in the glazing industry. They are designed to minimize heat loss. Warm edge spacer bars are made from a variety of materials. For instance, they can be made from thermoplastics, stainless steel, or polyurethane.
Consider the glass type
The glass type has a huge impact on the window's performance. It also affects noise levels, security, and UV protection. Float glass is the most common type of glass. It is used in residential applications. It is available in single, double, and triple-pane options. Laminated glass consists of two or more panes of glass. It has a layer of plastic in between them. It improves safety and security. It also reduces UV rays and noise. Tempered glass is double or triple-pane glass that undergoes a special heating and cooling process. It is very strong and shatters into tiny pieces instead of sharp shards. Insulated glass is a double or triple-pane construction. It has air or argon gas in between the panes. This provides excellent insulation and soundproofing.
Think about the aesthetics
Double glazed windows come in various styles and designs. These include casement, sliding, tilt and turn, sash, and bay windows. Casement windows have hinges on the side. They open outward like a door. Sliding windows have sashes that slide horizontally. Tilt and turn windows can tilt inward from the top or turn sideways. Sash windows have vertically sliding sashes. Bay windows form a protruding, angled projection. Double glazed windows also come in different colors and finishes. These include white, black, grey, wood effect, and colored foils. Buyers should consider the style, color, and finish of the windows. This ensures they complement the design and aesthetics of their property.
Q: What are some common mistakes when installing double glazed windows?
A: Some common mistakes include using the wrong sealant, not leveling the frame, and not using spacer bars. Not installing the sills and reveals correctly can also lead to water damage.
Q: How are double glazed windows maintained and cleaned?
A: Double glazed windows are clean like ordinary windows. The interior and exterior frames can be cleaned using a soft cloth and mild detergent. The interior pane can be cleaned using a long-handled squeegee.
Q: Are double glazed windows worth it?
A: Double glazed windows are worth it because they offer a lot of benefits. They reduce noise levels, improve security, and make a home look more elegant. Double glazed windows also save energy and are affordable.
Q: Do double glazed windows prevent condensation?
A: Double glazed windows do not prevent condensation completely. However, they can help reduce the amount of condensation on the interior surface. This is because the inner pane is warmer than single-glazed windows.
Q: Are double glazed windows durable?
A: Double glazed windows are very durable. The windows are made from tough and durable materials. They can withstand harsh weather conditions and require little maintenance.
Q: What are double glazed windows?
A: Double glazed windows have two panes of glass with a space between them. The space is filled with air or argon gas and sealed. This creates a barrier that helps to insulate a home.