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China Commercial Door Closer Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus

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We always follow the principle "Quality Very first, Prestige Supreme". We have been fully committed to delivering our customers with competitively priced high-quality products and solutions, prompt delivery and experienced services for Automatic Exterior Door Opener, Residential Door Closer With Hold Open, Security Door Closer, We keep on with supplying integration alternatives for customers and hope to create long-term, steady, sincere and mutual advantageous interactions with consumers. We sincerely anticipate your check out.
China Commercial Door Closer 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 Commercial Door Closer Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Commercial Door Closer Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Commercial Door Closer Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Commercial Door Closer Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures

China Commercial Door Closer Manufacturer –  D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus detail pictures


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In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of China Commercial Door Closer Manufacturer – D30 SERIES Light Duty Concealed EN3 Door Closers – Dorrenhaus , The product will supply to all over the world, such as: Indonesia, Auckland, Brasilia, With top quality products, great after-sales service and warranty policy, we win trust from many overseas partner, many good feedbacks witnessed our factory's growth. With full confidence and strength, welcome customers to contact and visit us for future relationship.
  • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Diego from Honduras - 2018.09.19 18:37
    Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
    5 Stars By Eric from Barbados - 2017.09.09 10:18
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