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China Auto Hold Door Closer Manufacturers – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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China Auto Hold Door Closer Manufacturers – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus Detail:

Recommended for interior or exterior doors including:
• Offices
• Banks
• Retail Malls
• Hotels
• Health Care
• Clinics

Orrenhaus brand was originated in 1872 in Germany,with the development and progress, Dorrenhaus successor decide to invest door closer factory in China.In 2011,Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd was formally established.

Zhejiang Dorrenhaus Hardware Industrial Co.,Ltd is a sino-foreign joint venture with investing 22 Million RMB totally, is an enterprise with 10 years experience in manufacturing door closer.We are a integrated R&D ,manufacturing and trading for door closer solutions for global customers,and we are entitled to High-Tech Enterprise by government.

We are specialized in producing various middle-high class automatic door closers,floor spring, and relative door accessories hardware products.Covering an area of 30000 square meters, we now have over 200 employees, an annual sales figure that exceeds USD 20 millions.

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 105°
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 NO
ActionBearing 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 door40mm sash door

DETAIL (1)
DETAIL (2)

Recommended Recommended Max.
Model # Spring power Door Weight Door Leaf Width (mm ) Notes
D30S< 3#< 40-65< KGS 950< mm Slide track arm<

*Note:
1.The valves on both sides have been adjusted to the proper location by the factory people when ready.
2.The two downward valves should be closed down completely (turning to the end clockwise) before your installing the closer inside the door.

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Product detail pictures:

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Auto Hold Door Closer Manufacturers –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for China Auto Hold Door Closer Manufacturers – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Russia, Seattle, Sydney, Now the competition in this field is very fierce; but we will still offer best quality, reasonable price and most considerate service in an endeavor to achieve win-win goal. "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?
  • Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
    5 Stars By Olive from Swiss - 2018.11.11 19:52
    High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
    5 Stars By Barbara from Peru - 2017.03.28 12:22
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