Introducing the Innovative Doorwin C35 Casement Window

Are you looking to enhance the aesthetics and functionality of your home's windows? Look no further than the Doorwin C35 Casement Window. With its cutting-edge design and top-notch features, this window is revolutionizing the industry. In this blog post, we will explore the numerous benefits that the Doorwin C35 Casement Window brings to your home.

Unparalleled Energy Efficiency

The Doorwin C35 Casement Window is designed to provide excellent insulation, reducing unwanted heat transfer between the interior and exterior of your home. Made from high-quality materials, including thermal break aluminum profiles and energy-efficient glass, this window can significantly lower your energy consumption and utility bills. Its advanced sealing technology ensures there are no drafty corners, making it an ideal choice for any climate.

Sleek Design and Maximum Visibility

The sleek design of the Doorwin C35 Casement Window adds elegance and sophistication to your home. Its narrow frame enhances the view, allowing for maximum natural light and unobstructed panoramic vistas. Whether you want to enjoy the scenic beauty of your surroundings or let abundant sunlight brighten up your space, this window offers unmatched visibility.

Superior Security and Noise Reduction

Your safety and peace of mind are of utmost importance. The Doorwin C35 Casement Window comes equipped with advanced security features, including multi-point locking systems and toughened glass options. These features provide enhanced protection against break-ins and ensure your family's safety. Additionally, the window's excellent sound insulation capabilities help reduce noise pollution, creating a more serene and comfortable living environment.

Easy Operation and Low Maintenance

Operating the Doorwin C35 Casement Window is a breeze. With its ergonomic handle and smooth opening mechanism, you can effortlessly control the amount of ventilation in your home. Cleaning and maintaining this window are also hassle-free due to its convenient inward opening feature. Say goodbye to tedious window cleaning rituals and enjoy more time for the things you love.

Customization Options to Suit Your Style

Your home should reflect your unique taste and style. The Doorwin C35 Casement Window offers a wide range of customization options to match your aesthetic preferences perfectly. Choose from an array of colors, finishes, and hardware options to create a window that complements your home's architectural style and interior decor.

Upgrade Your Home with the Doorwin C35 Casement Window

In conclusion, the Doorwin C35 Casement Window is a game-changer in the world of windows. Its energy efficiency, sleek design, security features, easy operation, low maintenance, and customization options make it the ideal choice for any homeowner. Upgrade your home with the Doorwin C35 Casement Window and experience the unparalleled benefits it offers. Book a consultation with our experts today!

doorwin c35 casement window


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.


With 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.

Certifications & Test Reports

Over 50 USA & EU fenestration certifications and test reports.

25 Years Warranty

TPS glazing ensures that no air leakage and fogging issues for 25 years warranty.

We are Experienced

More than 4000 high-end bespoke fenestration projects in North America.

Best Bargain You Get

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.

Full Custom Fenestration System

Find the true freedom to bespoke

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!

Design Assistance Service

From manufacturing to delivery on site

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.

The Safest Delivery

5 layers packaging guarantee 0 damage

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.

Through Collaborations And Partnerships,we Amplify Our Impact


What Projects Can We Take?

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.