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China Door Closer And Opener Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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"Control the quality by the details, show the strength by quality". Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for Door Closures, Automatic Door Opener Commercial, Hydraulic Door Closer, We always concertrating on developing new creative product to meet request from our clients all over the world. Join us and let's make driving safer and funnier together!
China Door Closer And Opener Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus Detail:

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

DETAIL (1)
DETAIL (2)

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.

DETAIL (3)


Product detail pictures:

China Door Closer And Opener Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Closer And Opener Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Closer And Opener Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Closer And Opener Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Closer And Opener Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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It truly is a great way to improve our merchandise and repair. Our mission should be to create imaginative products to prospects with a excellent knowledge for China Door Closer And Opener Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Sacramento, Algeria, Southampton, We have developed large markets in many countries, such as Europe and the United States, Eastern Europe and Eastern Asia. Meanwhile with the powerful predominance in persons with ability, strict production management and business concept.we constantly carry on self-innovation, technological innovation, managing innovation and business concept innovation. To follow the world markets fashion, new products are kept on researching and providing to guarantee our competitive advantage in styles, quality, price and service.
  • The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
    5 Stars By Samantha from Zimbabwe - 2018.07.12 12:19
    It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
    5 Stars By Lena from kazan - 2018.10.31 10:02
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