Products

With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and progress, we are going to build a prosperous future together with your esteemed company for Cheap price China Ot Brand European and American Type Door Closer, We now have comprehensive goods supply as well as selling price is our advantage. Welcome to inquire about our products.
With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and progress, we are going to build a prosperous future together with your esteemed company for China Door Closer, Door Hardware, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to offer our clients sincerely with qualified products, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.

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 leading technology as well as our spirit of innovation,mutual cooperation, benefits and progress, we are going to build a prosperous future together with your esteemed company for Cheap price China Ot Brand European and American Type Door Closer, We now have comprehensive goods supply as well as selling price is our advantage. Welcome to inquire about our products.
Cheap price China Door Closer, Door Hardware, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to offer our clients sincerely with qualified products, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.