Transom concealed door closer, Overhead door closer | OEM Panic Devices and Exit Hardware for Commercial Buildings

Transom concealed overhead door closer | D&D Builders Hardware Co. located in Taiwan, is a professional custom hardware manufacturer with rich experience in producing the OEM/ODM door and window hardware, building hardware and automotive parts according to customers' individual needs and designs.

Transom concealed overhead door closer

Transom Closer

Transom concealed door closer, Overhead door closer

D&D transom concealed door closer is designed to be concealed inside the top transom of the door for aesthetic appearance. The overhead concealed door closer is ideal for shopfitting, for both double and single-action doors.


All of our products are 100% made in Taiwan with reliable and stable quality!

Transom Closer

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Transom concealed overhead door closer similar to Dorma RTS 85 - Transom conceal closer
Transom concealed overhead door closer similar to Dorma RTS 85
TC-S5000

The D&D TC-S5000 concealed transom door closer provides a solution for application where door...

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Transom Closer | Custom Glass Fittings and Handles for Doors – Premium Quality

D&D Builders Hardware Co., a premier Taiwanese manufacturer, specializes in high-quality hardware solutions, including Transom Closer, door closers, exit devices, glass hardware, door locks, hinges, handles, and access control systems. Renowned for their innovation and quality, D&D products are crafted to enhance security, functionality, and aesthetic appeal in residential and commercial applications. With a commitment to safety and compliance, their UL-certified products ensure reliable performance and long-lasting durability. D&D Builders Hardware Co. continues to lead the market with cutting-edge designs and comprehensive door and window solutions.

D&D Builders Hardware Co. excels in providing exceptional service through comprehensive hardware solutions for doors and windows. Their dedication to customer satisfaction is evident in their tailored support, expert guidance, and extensive after-sales service. Offering a wide range of high-quality products, including door closers, exit devices, glass hardware, and access control systems, D&D ensures every client receives reliable, innovative, and secure solutions. Their commitment to excellence and industry standards positions them as a trusted partner in both residential and commercial sectors.

D&D has been offering customers high-quality door hardware manufacturing, both with advanced technology and over 20 years of experience, D&D ensures each customer's demands are met.