Products

To fulfill the customers’ over-expected pleasure , we’ve got our strong group to supply our greatest general provider which incorporates promoting, gross sales, planning, production, quality controlling, packing, warehousing and logistics for High Quality for Automatic Fireproof Aluminum Alloy Adjustable Door Closer for Metal Firerated Door, If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you.
To fulfill the customers’ over-expected pleasure , we’ve got our strong group to supply our greatest general provider which incorporates promoting, gross sales, planning, production, quality controlling, packing, warehousing and logistics for China Door Closer and Adjustable Door Closer, With more than 9 years of experience and a skilled team, now we have exported our items to many countries and regions all over the world. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.

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.

To fulfill the customers’ over-expected pleasure , we’ve got our strong group to supply our greatest general provider which incorporates promoting, gross sales, planning, production, quality controlling, packing, warehousing and logistics for High Quality for Automatic Fireproof Aluminum Alloy Adjustable Door Closer for Metal Firerated Door, If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you.
High Quality for China Door Closer and Adjustable Door Closer, With more than 9 years of experience and a skilled team, now we have exported our items to many countries and regions all over the world. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.