Certifications & Test Reports
Over 50 USA & EU fenestration certifications and test reports.
When it comes to choosing the right windows for your home, there are several factors to consider. One type of window that offers a combination of functionality and style is the double hung window. With its unique design and numerous benefits, it has become a popular choice for homeowners.
Double hung windows are a classic option that feature two movable sashes―upper and lower―that can slide vertically within the frame. This design allows for both sashes to open, providing excellent ventilation and versatility. Whether you want to open the top sash for increased airflow or the bottom sash for easier access, double hung windows offer flexibility to meet your needs.
One of the greatest advantages of double hung windows is their ability to improve ventilation in your home. By opening both the top and bottom sashes, you can create a natural flow of air that helps to keep your space fresh and comfortable.
Cleaning windows can be a challenging and time-consuming task, but double hung windows simplify the process. With their ability to tilt inwards, you can easily clean both the interior and exterior surfaces from inside your home. This feature makes maintenance a breeze and ensures that your windows always look pristine.
Double hung windows are known for their energy-efficient properties. With options for double or triple glazing, these windows provide excellent insulation, reducing heat transfer and minimizing energy loss. This results in lower utility bills and a more comfortable living environment throughout the year.
Double hung windows come in various sizes, styles, and materials, allowing you to find the perfect fit for your home. Whether you prefer a traditional or modern look, you can customize the frames, grid patterns, and finishes to match your aesthetic preferences.
If you're considering replacement windows or building a new home, double hung windows offer numerous benefits that make them a great choice. They combine functionality, style, and energy efficiency to enhance the overall comfort and appeal of your home.
Before making a decision, it's essential to consider your specific needs and preferences. Think about the size of your rooms, the architectural style of your home, and your budget. Additionally, consult with a professional window installer who can guide you in selecting the most suitable double hung windows for your specific requirements.
With their versatility, ease of use, and timeless appeal, double hung windows are a perfect solution for any home. Upgrade your living space today and enjoy the many benefits they have to offer.
60 x 48 double hung windowWith 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.