Products

With our abundant experience and considerate products and services, we have been recognized to be a reputable supplier for a lot of global consumers for Special Price for Adjustable Aluminium with Back Check Function Door Closer (5000 Series) for Fire-Proof Door&UL, We’ve been glad that we have been steadily escalating using the energetic and long lasting assist of our pleased shoppers!
With our abundant experience and considerate products and services, we have been recognized to be a reputable supplier for a lot of global consumers for China Door Closer and Door Closers, We honor ourselves as a company that comprises of a strong team of professionals who are innovative and well experienced in the international trading, business development and product advancement. Moreover, the company stays unique among its competitors due to its superior standard of quality in production, and its efficiency and flexibility in business support.

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

With our abundant experience and considerate products and services, we have been recognized to be a reputable supplier for a lot of global consumers for Special Price for Adjustable Aluminium with Back Check Function Door Closer (5000 Series) for Fire-Proof Door&UL, We’ve been glad that we have been steadily escalating using the energetic and long lasting assist of our pleased shoppers!
Special Price for China Door Closer and Door Closers, We honor ourselves as a company that comprises of a strong team of professionals who are innovative and well experienced in the international trading, business development and product advancement. Moreover, the company stays unique among its competitors due to its superior standard of quality in production, and its efficiency and flexibility in business support.