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China Door Speed Controller Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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We support our buyers with ideal high quality products and high level service. Becoming the specialist manufacturer in this sector, we have gained rich practical experience in producing and managing for Yale Door Closer, External Door Hinges, Self Closing Door Arm, We have four leading products. Our products are best sold not only in the Chinese market, but also welcomed in the international market.
China Door Speed Controller 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 Speed Controller Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Speed Controller Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Speed Controller Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Speed Controller Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Door Speed Controller Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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As for competitive selling prices, we believe that you will be searching far and wide for anything that can beat us. We will state with absolute certainty that for such excellent at such charges we are the lowest around for China Door Speed Controller Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Portugal, Serbia, Brisbane, We put the product quality and customer's benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, let us work together to get success.
  • Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Anna from Belize - 2017.02.14 13:19
    The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
    5 Stars By Clementine from Spain - 2018.12.28 15:18
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