Buy Buy Overhead Concealed Door Closer Suppliers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus Manufacturer and Factory

Buy Overhead Concealed Door Closer Suppliers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus

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To regularly increase the management program by virtue from the rule of "sincerely, good religion and high quality are the base of enterprise development", we greatly absorb the essence of linked products internationally, and constantly produce new goods to satisfy the calls for of shoppers for Door Closers, Kitchen Door Closers, Heavy Duty Door Hinges, We are confident that there will be a promising future and we hope we can have long term cooperation with customers from all over the world.

Buy Overhead Concealed Door Closer Suppliers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus Detail:

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

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	EN 3/4
Durability	500,000 cycles above
Function	Adjustable Closing speed Adjustable Latching speed Hold Open Optional<Sliding Track arm Optional
Installation type	Door leaf installation, Top Jamb installation, Parallel arm installation
Max. Opening	18
Suitability for fire protection doors	Yes
Mechanism	Rack & Pinion
Hand of door	Non handed
Materials of Body	Die-cast <Aluminum
Materials of Arm<	Steel<
Backcheck<	Yes<
Delayed ActionProduct Description<	NO<Closing speed can be individually adjusted<
Hydraulic latching action which accelerates the door shortly before it is closed
Application	Suitable for wooden door, metal door, and fire rated door
Leaf width (max.)	1100mm<
Leaf weight(max.)	85KGS<
Finish	Silver, Brown, White,Black, Others upon request.
Warranty	5 Years

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Model #	Spring power	RecommendedDoor Weight	RecommendedMax.Door Leaf Width (mm )	Notes
D903	3#	40-65KGS	950mm	Sliding track arm optional
D904	4#	60-85 KGS	1100 mm	Sliding track arm optional

*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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Our staff through skilled training. Skilled skilled knowledge, potent sense of company, to satisfy the provider requirements of consumers for Buy Overhead Concealed Door Closer Suppliers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus , The product will supply to all over the world, such as: New Orleans, Bulgaria, Bandung, Our solutions are widely recognized and trusted by users and can meet continuously changing of economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!

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