Certifications & Test Reports
Over 50 USA & EU fenestration certifications and test reports.

Windows play an essential role in a home, serving both functional and aesthetic purposes. One popular option that homeowners often consider is large casement windows. These versatile windows offer numerous benefits, from enhancing natural light to providing better ventilation. In this blog post, we will explore the advantages of installing large casement windows in your home.
Large casement windows allow an ample amount of natural light to enter your living space. This influx of sunlight can create a bright and welcoming atmosphere, making your home feel more open and spacious. Natural light has various advantages, including boosting mood, reducing energy consumption, and improving overall well-being.
With large casement windows, you can enjoy panoramic views of your surroundings. These windows offer wide, unobstructed views that can beautifully frame outdoor landscapes. Whether you have a lush garden, a scenic backyard, or a stunning cityscape, large casement windows allow you to fully appreciate and connect with the outdoor environment.
Casement windows are hinged on one side and open outward, creating an air scoop that effectively directs fresh air into your home. With large casement windows, you have more control over the amount of ventilation you desire. Opening them wide allows maximum airflow, promoting better indoor air quality and reducing reliance on artificial cooling systems.
Large casement windows can help improve your home's energy efficiency. When properly installed and sealed, they provide excellent insulation, reducing heat transfer in both hot and cold weather. This means you will spend less on heating and cooling, leading to lower energy bills and a smaller carbon footprint.
Unlike some other window styles, large casement windows are easy to operate and clean. With a simple crank mechanism, you can effortlessly open and close them. This makes it convenient to adjust the ventilation or access exterior areas for cleaning purposes. Additionally, their single-panel design makes it easier to wipe down and maintain cleanliness.
Large casement windows offer enhanced security features. When properly locked, the hook-shaped locks embedded within the window frame make it challenging for intruders to force them open from the outside. Their design provides an additional layer of protection, giving you peace of mind knowing that your home is more secure.
Large casement windows come in various sizes, shapes, and materials, allowing you to find the perfect fit for your home's architectural style. Whether your house has a modern, traditional, or contemporary design, you can easily find casement windows that complement its aesthetics. Additionally, you can choose from a range of customizations, such as window grids or decorative glass inserts, to match your personal preferences.
When properly sealed, large casement windows can help reduce outdoor noise infiltration. The tight seal created by the casement design helps block unwanted sounds, creating a quieter and more peaceful indoor environment. This is particularly beneficial if you live in a noisy neighborhood or near busy streets.
Large casement windows are known for their longevity and durability. They are constructed using high-quality materials such as vinyl, wood, or aluminum, ensuring that they can withstand various weather conditions. This makes them a wise investment for homeowners looking for windows that will last for years to come.
Lastly, installing large casement windows can potentially increase the value of your home. Their aesthetic appeal, energy efficiency, and practical benefits make them an attractive feature for potential buyers. If you plan to sell your home in the future, having large casement windows can be a selling point, enhancing the overall value and desirability of your property.
In conclusion, large casement windows offer a wide range of benefits for homeowners. From increased natural light and enhanced views to improved ventilation and energy efficiency, these windows can transform your living space. Their versatility, easy operation, and durability make them an excellent choice for any home. Consider installing large casement windows to enjoy all these advantages while adding value to your property.
large casement windowsWith Doorwin, you can have all of this with a simple move. This is because we believe that the best way to achieve your goals is by working with
our customers to find solutions to their problems.Our team of designers and engineers are dedicated to solving these problems by creating
products that are designed to be easy to install, easy to maintain and repair, while being cost-effective.
Over 50 USA & EU fenestration certifications and test reports.
TPS glazing ensures that no air leakage and fogging issues for 25 years warranty.
More than 4000 high-end bespoke fenestration projects in North America.
Doorwin products meanwhile with half price compared with your local dealers.
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.
Doorwin is the manufacturer of full custom fenestration systems, and we're here for you. We provide you with the freedom to design your windows, doors, and more with no additional charge for special shapes, hardware styles, and color choices. Your vision is our inspiration; our job is to make it a reality.
Our products are made to pass your local inspector's verification and are built under USA building codes so you can rest assured that they are safe and sturdy. Choose Doorwin to experience the best bespoke fenestration service available today!
We take care of the entire process for you, from beginning to end. We have our own expertise and will provide free-charge design development & contract documentation with CAD and BIM drawings. In addition to elevation details and installation design, we will double-check that the products match the drawings and project specifications through video or pictures. We'll help you specify the delivery schedule and logistics service whilst keeping costs to a minimum.
We're proud to be one of the top exporters of windows and doors to the United States. We pack each window individually and in four layers, and finally into wooden boxes with non-fumigation, and at the same time, there will be a lot of shockproof measures in the container to protect your items. We ensure that your products will arrive at the sites in good condition after long-distance transportation.
Doorwin has been exporting tens of millions of dollars of windows and doors to the U.S. every year, and we know that improper packaging can cause breakage of the product when it arrives on site. What the client concerns, we concern most.
Doorwin experts are experienced in working with architects, builders and homeowners to ensre your vision becomes a reality.Welcome to visit a showroom, ask questions about product pricing, request a quote and more.
We are tested by the following standards:
-NFRC (North American Fenestration Rating Council)
-AAMA (American Architectural Manufacturers Association)
-WNMA (Wood National Monument Association)
-CSA101 (Canadian Standards Association)
-I.S.2 (International Standard ISO/IEC 17025)
-A440-11 (Standard for Fire Testing of Door Assemblies for Charging Rooms)
Doorwin is a company that specializes in custom-made doors and windows. We understand that every home is unique, and we are committed to providing you with the highest quality products possible.Our products are inspired by different lifestyles, and we respect your vision when designing them. Our designs are made specifically for you, so there is no additional cost. We work across styles and profiles, whether you're remodeling an old house or designing your new dream home. Find inspirations here and we will fulfill all your imaginations.