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

European casement windows are a stylish and functional choice for homeowners. Their classic design and high-quality craftsmanship make them the perfect addition to any home. In this blog post, we will explore the benefits of European casement windows and why they are worth considering for your renovation or new construction project.
European casement windows are known for their sleek design and elegant style. Their clean lines and large glass panes allow for maximum natural light and unobstructed views, giving your home a bright and open feel. These windows come in various shapes and sizes, allowing you to customize them to suit your home's architectural style.
One of the significant advantages of European casement windows is their energy efficiency. These windows are carefully designed to minimize air leakage, making them highly energy-efficient. The tight seal created between the sash and the frame prevents drafts from entering your home, reducing your heating and cooling costs. European casement windows are also equipped with low-emissivity glass, which helps to block harmful UV rays and further improve energy efficiency.
The unique design of European casement windows allows for excellent ventilation control. Unlike traditional double-hung windows, casement windows open outward on side hinges, creating an unobstructed opening for airflow. This feature is especially useful in areas with limited space or for homes that require efficient cross-ventilation. With European casement windows, you can enjoy fresh air and maintain a comfortable indoor environment.
European casement windows provide enhanced security for your home. The multipoint locking system and sturdy construction of these windows make them highly resistant to forced entry. With multiple locking points along the frame, you can have peace of mind knowing that your home is well-protected.
European casement windows are not only aesthetically pleasing but also low maintenance. The quality materials used in their construction, such as uPVC or aluminum, are durable and require minimal upkeep. Simply clean with mild soap and water to keep them looking their best for years to come.
European casement windows offer a combination of beauty, functionality, and energy efficiency. Their timeless design, enhanced security features, excellent ventilation control, and low maintenance make them an excellent choice for any home. Consider incorporating European casement windows into your renovation or new construction project and experience the many benefits they have to offer.
european 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.