Products

Our enterprise sticks to the basic principle of “Quality may be the life of the firm, and status could be the soul of it” for Wholesale Price Floor Spring with Accessories (DT-2300), Welcome any of one’s inquiries and concerns for our items, we glance forward to creating a long-term business enterprise marriage along with you while in the around long run. call us today.
Our enterprise sticks to the basic principle of “Quality may be the life of the firm, and status could be the soul of it” for China Floor Spring and Floor Hinge, With the goal of “zero defect”. To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.

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 enterprise sticks to the basic principle of “Quality may be the life of the firm, and status could be the soul of it” for Wholesale Price Floor Spring with Accessories (DT-2300), Welcome any of one’s inquiries and concerns for our items, we glance forward to creating a long-term business enterprise marriage along with you while in the around long run. call us today.
Wholesale Price China Floor Spring and Floor Hinge, With the goal of “zero defect”. To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.