THERE IS A WIDE RANGE OF MANUAL CONTROLS TO MEET THE DIFFERENT SYSTEM REQUIREMENTS. PNEUMATIC CONTROLS CAN BE HORIZONTAL AND VERTICAL, SINGLE, DOUBLE-EFFECT, AND MODULATING.
With 17+ years of experience and ISO 9001 certification, D&D HARDWARE a leading Chinese manufacturer of door hardware for metal, wooden, and fire rated doors. Our comprehensive portfolio—featuring hinges, locks, handles, closers, exit devices, stoppers, bolts, glass hardware and accessories etc.—covers both standalone hardware and integrated door opening systems.
Designed to meet BS EN, CE, UL, ANSI, and BHMA requirements, our products are ideal for hospitals, schools, hotels, government buildings, and apartments. Backed by strict quality control, OEM/ODM flexibility, and global compliance, we empower architects, distributors, and contractors to source durable, code-compliant solutions efficiently. Let’s collaborate to elevate your next project.
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Get Famous Branded Quality at Factory Cost 12th Floor, Building 2, No.898, KeChuang Technical Zone,Jianghai Dist.Jiangmen City,Guangdong,China
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