Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for Supply OEM UL Listed Various Types Aluminium Back Check Hydraulic Door Closer, On account of superior quality and competitive selling price , we’re going to be the current market leader, be sure to don’t wait to contact us by mobile phone or email, in case you are fascinated in any of our products.
Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for China Door Closer and Hardware, Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve items and present more complete services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.
Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics
Our concealed door closers are available in a variety of models, you can browse our website to find the door closer that suits you best, and we will provide you with the best customer service.
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.
Certification | CE Marked |
Spring Power | FixedEN3 |
Durability | 100,000 cycles above |
Function | Adjustable Closing speed Adjustable Latching speed |
Installation type | Concealedwith sliding trackarm |
Type | Embedded |
Max. Opening | 120 ° |
Pressure relief valve | Yes |
Mechanism | Rack&Pinion |
Hand of door | Non handed |
Materials of Body | Die-Cast Aluminum |
Materials of guiderailand Main Arm | 6061, Steel |
Materials of Spring | 60Si2Mn |
Backcheck | NO |
Hold open | Yes |
Delayed Action | NO |
Bearing | Full complement bearings for long durability |
Application | Suitable for interior wood, glass door and frames |
Finish | Silver, Brown, White,Black, Others upon request. |
Warranty | 5 Years |
Door width | 45mm wooden door minimum40mm sash door minimum |
Body thickness | Slim 32mm |
Recommended | Recommended Max. | |||
Model # | Spring power | Door Weight | Door Leaf Width (mm ) | Notes |
D30 | 3# | 40-65 KGS | 950 mm | Slide track arm |
*Note:Open the door to the desired angle,and then tighten the set screws in the slider combination.If the HO function is not needed,loosen the fixing screws.
Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for Supply OEM UL Listed Various Types Aluminium Back Check Hydraulic Door Closer, On account of superior quality and competitive selling price , we’re going to be the current market leader, be sure to don’t wait to contact us by mobile phone or email, in case you are fascinated in any of our products.
Supply OEM China Door Closer and Hardware, Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve items and present more complete services. We sincerely welcome friends to negotiate business and start cooperation with us. We hope to join hands with friends in different industries to create a brilliant future.