Products

Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for Reliable Supplier Semi-Automatic Sliding Door Closer, We never stop improving our technique and high quality to maintain up with the enhancement trend of this industry and fulfill your pleasure effectively. For anyone who is fascinated within our solutions, you should get in touch with us freely.
Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for China Door Closer and Sliding Door Closer, Now we have more than 10 years experience of production and export business. We always develop and design kinds of novel solutions to meet the market demand and help the guests continuously by updating our products. We’ve been specialized manufacturer and exporter in China. Wherever you are, be sure to join us, and together we will shape a bright future in your business field!

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.

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.

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

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.

Assume full duty to satisfy all demands of our clients; reach steady advancements by marketing the development of our purchasers; grow to be the final permanent cooperative partner of clientele and maximize the interests of customers for Reliable Supplier Semi-Automatic Sliding Door Closer, We never stop improving our technique and high quality to maintain up with the enhancement trend of this industry and fulfill your pleasure effectively. For anyone who is fascinated within our solutions, you should get in touch with us freely.
Reliable Supplier China Door Closer and Sliding Door Closer, Now we have more than 10 years experience of production and export business. We always develop and design kinds of novel solutions to meet the market demand and help the guests continuously by updating our products. We’ve been specialized manufacturer and exporter in China. Wherever you are, be sure to join us, and together we will shape a bright future in your business field!