The Ultimate Guide to Composite Casement Windows: A Modern Touch for Your Home

When it comes to choosing the perfect windows for your home, there are countless options available. One of the most popular choices among homeowners is composite casement windows. These windows offer a modern touch to any home, with their sleek design and durable materials. In this comprehensive guide, we will explore the ins and outs of composite casement windows, discussing their benefits, features, and how to choose the right ones for your home.

What Are Composite Casement Windows?

Composite casement windows are a type of window that combines the best of both worlds: the durability and strength of aluminum or another metal, with the beauty and warmth of wood. This unique combination makes them an ideal choice for homeowners who want a window that is both stylish and functional.

These windows are hinged on one side and can be opened outward using a crank or lever. This design allows for maximum ventilation and easy cleaning, making them a popular choice for many homeowners.

Benefits of Composite Casement Windows

There are numerous benefits to choosing composite casement windows for your home. Some of these include:

Energy Efficiency

Composite casement windows offer excellent energy efficiency, thanks to their tight seal and insulating properties. This can help you save on your energy bills and reduce your carbon footprint.


The materials used in composite casement windows are incredibly durable and resistant to warping, rotting, and fading. This means that they will maintain their appearance and functionality for many years to come.

Low Maintenance

Due to their durable materials, composite casement windows require very little maintenance. They will not need to be painted or stained, and can be easily cleaned with a damp cloth.


Composite casement windows are available in a wide range of colors, finishes, and styles, allowing you to choose the perfect look for your home. The combination of wood and metal gives these windows a modern, sophisticated appearance that is sure to impress.

Choosing the Right Composite Casement Windows for Your Home

With so many options available, it can be challenging to determine which composite casement windows are right for your home. Here are some factors to consider when making your decision:


It's essential to have a clear understanding of your budget before you begin shopping for composite casement windows. These windows can vary in price depending on the materials used, the size of the window, and any additional features you may want. Be sure to factor in the cost of installation as well.


Consider the overall style of your home when choosing your composite casement windows. You'll want to choose a window that complements your home's architecture and design. Keep in mind that these windows are available in various styles, including traditional, contemporary, and transitional.


Think about how you want your windows to function. Do you want them to provide maximum ventilation, or are you more concerned with their insulating properties? Be sure to choose a window that meets your specific needs.


It's essential to choose a reputable and experienced installer for your composite casement windows. Proper installation is crucial to ensuring that your windows function correctly and provide the energy efficiency and durability you expect.

Caring for Your Composite Casement Windows

Once you've chosen and installed your composite casement windows, it's essential to take proper care of them to ensure their longevity. Here are some tips for maintaining your windows:

Regularly clean the windows using a damp cloth and mild detergent. Avoid using harsh chemicals or abrasive materials, as these can damage the window's surface.

Inspect the windows for any signs of damage or wear, such as cracks, chips, or fading. If you notice any issues, contact a professional for repair or replacement.

Lubricate the window's hinges and hardware regularly to ensure smooth operation. This will also help prevent any potential issues with the window's functionality.

If your windows have screens, be sure to clean them regularly to prevent dirt and debris from accumulating. This will help maintain proper airflow and keep your windows looking their best.

By following these simple steps, you can ensure that your composite casement windows remain in excellent condition for many years to come.

In summary, composite casement windows are a stylish, durable, and energy-efficient option for homeowners looking to upgrade their windows. With their unique combination of materials and numerous benefits, these windows are an excellent investment for any home. By considering factors such as budget, style, and functionality, you can choose the perfect composite casement windows for your home and enjoy their many advantages for years to come.

Casement Window


Casement windows are the most common style of window. They feature hinged panels that swing open and closed. Casement windows are available in single panels or multiple panels. The direction a door swings, either to the right or the left, is called the handing. In addition to handing, window are identified as either inswing or outswing depending on whether they open into the house or towards the outside.


Our team of experts will work with you to develop a bespoke plan that fits your needs. We take a holistic approach to the planning process, combining our technical expertise with our knowledge of customer requirements and project constraints.


Freedom to dream "truly custom-made"

Doorwin provides one-stop solution for professional windows doors manufacturer and installation. We have been serving customers with our high quality and branded products in United States, Asia and worldwide.


This newly built private house is in Sydney, Australia. The area occupied by the fenestration system in our scheduled design drawings was up to more than 110 square meters. A wide range of design details made the perfect mix of modern aesthetics and traditional sophistication, the simulated vertical hung windows with tilt & turn opening systems in this home are absolutely breathtaking. SDLS (Simulated Divided Lites with Spacer Bar) brings some historical vintage feeling to the whole building without losing any energy saving performance. Long narrow fixed windows creating larger-than-life expenses, coupled with German high-end systems made this project stand out from the rest.

Simulated Hung Window with Tilt & Turn Openings

The client's idea was to maintain a certain vintage feel, and our aim was to meet the energy efficiency needs and standards of modern houses as much as possible while maintaining a retro design. Doorwin’s 61S simulated hung windows with tilt & turn openings is a respectful modernization of a classic architectural masterwork.

Why choose the tilt and turn opening method?

Because it generally has better air seals than sliding, single hung, or double hung window frames. Tilt and turn windows form a complete seal when fully closed, this means they are less prone to water leakage, and cold draughts and you’ll keep more of your heating indoors where it belongs. They can be opened in the upper tilt way to ventilate at a minimum opening status and are easy to clean outside of the glass; when there’s a good day, they can be opened as normal inward casement windows.

Large Energy Efficient Fixed Windows

Our well-crafted bespoke systems enhance the functionality and panoramic view of this modern house.

Huge, fixed glass walls up to seven meters long and two meters high bring great lighting and open views, making it really refreshing to the mind. Five meters high long narrow windows give the whole building a contemporary aesthetic.

Every window’s placement and shape not only add to the uniqueness of this home but also provide a more energy-saving ability for the owners.

Doorwin energy-efficient integrated glazing units feature double-pane glass, warm-edge spacers, argon gas fill, Low-E coatings, and fully tempered glass, they can not only create a comfortable and natural indoor environment but also save electricity bills and heating bills of more than 100 USD for the owner, it’s a real bargain compared to choosing a regular glazing set.

Custom Designed Thermal Break Aluminum Entry Door

Aluminum Door offered an air of uniqueness and elegance to a home. With their luxurious patterns and beautiful finishes, it provides this house with a bounty of aesthetics and security. Aluminum entry doors allow you to resist any weather extremes, corrosion, and pests. So aluminum is one of the most resilient and durable materials you can select for front doors considering the price/performance ratio.

With pieces of double panes, and Low-E tempered glass. The door provides a good insulation performance.

Custom Designed Grilles and Transom

Divided lite windows and doors offer unique architectural solutions for buildings without compromising energy efficiency or aesthetics. Doorwin provides multiple muntin and glass options to customize your divided lite windows and doors. Further customization is available with a variety of colors and materials, creating an infinite number of design combinations to best suit your style.

In this project, we use SDLS (simulated divided lites with spacer bars), these bars permanently adhere to both sides of the glass, and spacer bars are installed between the glass, this is the most energy-efficient way to create the look of classical décor grilles. The windows in the bathroom bedroom and study have an Arch Transom Design, making these rooms, which are often used by the owner, have some traditional aesthetics.

BTW, Doorwin offers free design assistance, so if you need a custom design like this one, contact us right away and we will provide you with the most aesthetically and functionally pleasing design solution.

German Imported Hardware System

For windows and doors, hardware is as important as the engine is to the car. The continuous technological innovation of the European hardware industry has strongly promoted the performance improvement and functional innovation of windows and doors. In this project, Doorwin uses Hoppe™ multi-point locks, hinges, and handles from Germany.

Multi-point lock systems provide not only the burglar-resistance but also a tighter compression seam, making the window keeps good energy-efficient performance. Together with Technoform Bautec’s insulation edge bond and sealant strips, these make up our products' top insulation and energy-saving performance.

Save Your Money On Installation Costs

We have several international patents to reduce clients’ labor costs, such as our unique flanges and assembly type tubular design, which is different from the other products on the market. What sets us apart among Chinese counterpart is that all our products are equipped with nail fin structures for quick and easy installation. Labor costs during installation may exceed of the window and door price, therefore, our exclusive patent allows users to not only get a significant increase in installation efficiency, but also greatly reduce the labor cost of window and door installation. A cost that may bring you unexpected savings that far exceed the price difference you may care about now.

Free Design Assistance

With our own expertise, we provided the no-cost design development and contract documentation with CAD & BIM drawings, including elevation, details about the project, and installation help.

Before production, we will provide accurate sample drawings, which will clearly show the cross-sectional pattern, size, opening method and direction, pattern of the warm spacer, and the installation nodes. We will not go into production until you have signed off on the drawing to ensure that you receive a final product that meets the exact requirements of your project.

About Doorwin

Doorwin's professional packing system guarantees all products are delivered safely and without any damage. We apply a four-point packing system. Firstly, adhesive plastic film is applied on interior wood frames and exterior aluminum frames to avoid scratches on the surface. Then, a paper board is applied after we apply air bubble film surrounding the whole windows/ doors to avoid any destruction or clash. Lastly, we place them into a durable non-fumigation plywood crate to avoid any possible damage during transportation.

With years of experience shipping our products worldwide, we could guarantee to ship our products to their final destinations intact and without any damage.

About Doorwin Factories

Doorwin is one of the most professional window & door manufacturers are known for its great customized products. In Doorwin, a variety of colors, styles, and sizes of products are available to meet the client’s unique requirements. We own three ISO9000-certified modern factories in China. With a factory area of 20,000 m2 and a production capacity of 100,000 m2 per year. Doorwin Group has the scale to ensure timely delivery and the flexibility to reduce manufacturing lead times to as short as 18 days.