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China Hold Open Door Closer Manufacturer – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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Our mission is usually to turn into an innovative provider of high-tech digital and communication devices by providing worth added design and style, world-class producing, and repair capabilities for Exit Device, Door Closer Online, Heavy Storm Door Closer, In a word, when you choose us, you choose a perfect life. Welcome to visit our factory and welcome your order! For further inquiries, please do not hesitate to contact us.
China Hold Open Door Closer Manufacturer – 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 Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Hold Open Door Closer Manufacturer –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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We constantly believe that one's character decides products' high quality, the details decides products' high-quality ,together with the REALISTIC,EFFICIENT AND INNOVATIVE crew spirit for China Hold Open Door Closer Manufacturer – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Mombasa, Casablanca, UK, We follow superior mechanism to process these goods that ensure optimum durability and reliability of the goods. We follow latest effective washing and straightening processes that enable us to supply unmatched quality of items for our clients. We continually strive for perfection and all our efforts are directed towards attaining complete client satisfaction.
  • The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
    5 Stars By June from Nigeria - 2017.05.02 11:33
    We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
    5 Stars By Margaret from Russia - 2017.12.19 11:10
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