Products

Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs for Free sample for Concealed Parallel Arm Geze Hydraulic Sliding Door Closer for Fire Door Door Closer with Hold Open Slide Channel, For additional information and facts, please speak to us as quickly as possible!
Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs for , With the intensified strength and more reliable credit, we’ve been here to serve our customers by providing the highest quality and service, and we sincerely appreciate your support. We are going to endeavor to maintain our great reputation as the best merchandise supplier in the world. If you have any questions or comments, you should contact with us freely.

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 products are widely recognized and trusted by users and can meet continuously developing economic and social needs for Free sample for Concealed Parallel Arm Geze Hydraulic Sliding Door Closer for Fire Door Door Closer with Hold Open Slide Channel, For additional information and facts, please speak to us as quickly as possible!
Free sample for , With the intensified strength and more reliable credit, we’ve been here to serve our customers by providing the highest quality and service, and we sincerely appreciate your support. We are going to endeavor to maintain our great reputation as the best merchandise supplier in the world. If you have any questions or comments, you should contact with us freely.