Products

Our solutions are widely regarded and trustworthy by consumers and may meet continually modifying financial and social requirements for Chinese Professional Light Automatic Door Closer Factory Direct Hot Sale D503, Please feel free to contact us at any time. We will reply you when we receive your inquiries. Please note that samples are available before we start our business.
Our solutions are widely regarded and trustworthy by consumers and may meet continually modifying financial and social requirements for China Aluminum Door Closer and Door Closer Hinge, Adhering to the principle of “Enterprising and Truth-Seeking, Preciseness and Unity”, with technology as the core, our company continues to innovate, dedicated to providing you with the highest cost-effective items and meticulous after-sales service. We firmly believe that: we have been outstanding as we have been specialized.

Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics

CE marking is a key indicator of compliance with European Union legislation. All products which fall within the scope of the EU’s New Approach Directives and comply with all essential requirements must carry the CE mark.

As closers for fire/smoke doors have a critical safety function, application of the CE mark requires independent verification by a notified certification body involving initial type-testing of the product to BS EN 1154 and/or BS EN 1155, inspection of the manufacturer’s factory production control and continuing surveillance and approval of the factory production control system.

Dorrenhaus comprises R&D center, testing laboratory,manufacturing center and sales dept, has over 10 in-service engineers and research specialists. Since it was founded, developing High performance door control products has always been the objective of Dorrenhaus. Dorrenhaus people have continuously tried to improve product quality, introducing oversea high and new technical equipment,giving our company good technical capabilities. Moreover, all of our R&D engineers has more than 20 years experience in door closer industry.

*Recommended for, but not limited to interior doors including:
Aftermarket: Office doors, Utility doors, Storage doors
Storefront: Retail/Outlet malls, Convenience stores, Warehouse doors

Our solutions are widely regarded and trustworthy by consumers and may meet continually modifying financial and social requirements for Chinese Professional Light Automatic Door Closer Factory Direct Hot Sale D503, Please feel free to contact us at any time. We will reply you when we receive your inquiries. Please note that samples are available before we start our business.
Chinese Professional China Aluminum Door Closer and Door Closer Hinge, Adhering to the principle of “Enterprising and Truth-Seeking, Preciseness and Unity”, with technology as the core, our company continues to innovate, dedicated to providing you with the highest cost-effective items and meticulous after-sales service. We firmly believe that: we have been outstanding as we have been specialized.