Fiberglass Door Slabs For Your Home and Business

Fiberglass door slabs for your home and business, have a full sales outlet in america, india, malaysia and other overseas markets. We offer products such as fiberglass door slabs, fiberglass windows, fiberglass doors and many others. We are one of the major suppliers of fiberglass door slabs in the world today. Our quality is very good so we can provide you with the best fiberglass door slabs at a reasonable price

Our company has a large number of factories around the world which provides us with great production capacity and cost effectiveness. The professional engineers design our products according to customer's requirements. In addition to supplying OEM services, we also provide customized solutions for our customers' needs within their own specifications

Fiberglass door slabs are made from high quality raw materials such as glass fibers, resin or plastic so that these are durable enough to last for many years without any problems or cracks in them at all! You do not need to worry about getting damaged or breaking these because they are very strong and durable

In order to meet the growing demand for high-quality products in our industry, we have established cooperation

fiberglass door slabs manufacturer


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.


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.

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)