Products

We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Free sample for China UL Listed Fixed Size 3 Door Closer 9-1/16″ * 3/4″, We invites both you and your enterprise to thrive along with us and share a vibrant long term in global sector.
We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for China Door Closer, Ul Listed Door Closer, In the new century, we promote our enterprise spirit “United, diligent, high efficiency, innovation”, and stick to our policy”basing on quality, be enterprising, striking for first class brand”. We would take this golden opportunity to create bright future.

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

We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Free sample for China UL Listed Fixed Size 3 Door Closer 9-1/16″ * 3/4″, We invites both you and your enterprise to thrive along with us and share a vibrant long term in global sector.
Free sample for China Door Closer, UL Listed Door Closer, In the new century, we promote our enterprise spirit “United, diligent, high efficiency, innovation”, and stick to our policy”basing on quality, be enterprising, striking for first class brand”. We would take this golden opportunity to create bright future.