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China Grainger Door Closer Supplier – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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We have been experienced manufacturer. Wining the majority of your crucial certifications of its market for Hydraulic Door Closer, External Door Closer, Mortise Lock Cylinder, We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services.
China Grainger Door Closer Supplier – 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.

DETAIL (3)


Product detail pictures:

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Grainger Door Closer Supplier –  D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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Having a positive and progressive attitude to customer's fascination, our organization constantly improves our solution high-quality to fulfill the requirements of shoppers and further focuses on safety, reliability, environmental prerequisites, and innovation of China Grainger Door Closer Supplier – D30S SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Myanmar, Morocco, Uganda, As operation principle is "be market-oriented , good faith as principle, win-win as objective", holding on "customer first, quality assurance, service first" as our purpose, dedicated to provide the original quality, create excellence service , we won the praise and trust in the industry of auto parts. In the future, We will provide quality product and excellent service in return to our customers , welcome any suggestions and feedback from all over the world.
  • The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
    5 Stars By Kay from Belgium - 2018.05.22 12:13
    The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Paula from Romania - 2018.10.09 19:07
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