Doorwin Project Of PVC Crank Casement Windows

About The Project

Pvc windows are energy efficient and budgetary. They are widely used for windows and doors. Doorwin project of pvc crank casement windows is located in CA, USA. It features well-known Germany brand profile VEKA for profiles in crank casement style, double glazing tempered glass and Germany brand hardware ROTO for safety and performance. Doorwin pvc crank casement windows offer the maximum ventilation and obstructed view. Crank casement is easy to operate, especially good for family with children or grandparents.

What Makes Doorwin Products One Of The Best Choices For Homes?

The Benefits Of PVC Windows

There are many different names for pvc windows, such as upvc windows, vinyl windows or plastic steel windows. All of them mean the window frame is made of polyvinyl chloride, a widely-produced synthetic plastic polymer, which is commonly used for pipe or materials for windows/ doors.

Pvc windows do not rot, fade, or rust. and are energy efficient. And you don’t have to paint them, thus they are low maintenance. Comparing with fiberglass and wood windows, pvc windows are the most affordable,they meet tight budges.

Doorwin PVC Crank Casement Windows

Doorwin PVC Crank Casement uses Germany quality brand VEKA for profiles (, one of the best brand for pvc/ vinyl windows/doors. Veka’s quality is well recognized. Double glazing fully tempered glass is our standard options. Germany brand Roto features multi-point locks for security.

About Crank Casement Windows 

Crank casement windows are one of classic American style windows. Instead of the handle, the crank rotates to open and close the windows. It’s easy to operate, even for children and elders on the wheelchairs. Casement invites great ventilation and obstructed view into a home.  

About Nailing Fin/ Flange

Nailing fin or flange is popular in North America. Doorwin offers nailing fin for simple and efficient window installation, thus we help reduce the cost of installation. Nailing fin is optional according to specific projects.

About Hardware

For the pvc crank casement, we apply Germany origin brand hardware ROTO. The electroplating hardware can be used repeatedly. ROTO features multi-point locking system, with less components and great strength and security.

About Doorwin Pricing

Doorwin strives to provide quality products with different budgetary needs for every clients. We tend to offer the best pricing as we can without sacrificing the quality.

About Doorwin Packing & Shipping System

Doorwin's professional packing system guarantees all products be 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 aluminium frames to avoid scratch on the surface. Then, paper board is applied after we apply air bubble film surrounding the whole windows/ doors to avoid any destroy or clash. Lastly, we place them into a durable non-fumigation plywood crate to avoid any possible damage during transportation.

Years of experience of 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 known by its great customized products. In Doorwin, 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 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.

Request A Doorwin Quote

To request a Doorwin quote, you could visit our website of or clink on the picture or link below:



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