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China Door Closing Mechanism Manufacturers – D8024S SERIES Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus

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China Door Closing Mechanism Manufacturers – D8024S SERIES Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus Detail:

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

A door closer is a spring-loaded hydraulic device that closes a door automatically. The most common kind of door closer is the surface mounted door closer, so called because it is mounted to the surface of the door or header. Also available are concealed overhead door closers that are mounted inside the header above the door or inside the door itself, and floor closers that are installed beneath the threshold.

Push side installation
When necessary, push side installation provides the benefits of track arm assemblies with the closer mounted to the door and the track mounted to the stop, creating a more tamper-resistant application.
Adjustable Spring sizes for barrier free requirements

Certification CE Marked
Spring Power Adjustable Size 2-4
Durability 500,000 cycles above
Function Adjustable Closing speed
Adjustable Latching speed
Hold Open Optional
Installation type Regular,Top Jamb,Parallel
Max. Opening 120-150°
Pressure relief valve Yes
Mechanism Rack & Pinion
Hand of door Non handed
Materials of Body Die-cast Aluminum
Materials of Spring 60Si2Mn
Backcheck Yes
Delayed Action Yes
Bearing Full complement bearings for long durability
Application Suitable for interior wood, hollow metal, and aluminum doors and frames
Finish Silver, Brown, White,Black, Others upon request.
Warranty 5 Years
Cross reference Dorma 7300

DETAIL (2)

Recommended Recommended Max.
Model # Spring power Door Weight Door Leaf Width (mm ) Notes
D8024S 2-4 20-100 KGS 1100 mm

*In case of unusually high or heavy doors, windy or draughty conditions, or special installations, a large power size of door closer should be used.

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China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures

China Door Closing Mechanism Manufacturers –  D8024S SERIES  Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus detail pictures


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Our progress depends about the advanced products ,fantastic talents and continuously strengthened technology forces for China Door Closing Mechanism Manufacturers – D8024S SERIES Overhead Size 2-4 Door Closers-CE Marked – Dorrenhaus , The product will supply to all over the world, such as: Italy, Swansea, Iceland, we have complete material production line, assembling line , quality control system, and the most importantly, we have many patents technology and experienced technical&production team, professional sales service team. With all those advantages, we are going to create"the reputable international brand of nylon monofilaments", and spreading our products to every corner of the world. We are keep moving and try our best to serve our customers.
  • We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
    5 Stars By Karen from Toronto - 2017.01.11 17:15
    Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Penelope from Miami - 2018.11.22 12:28
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