Products
Buy Device That Closes Door Automatically Manufacturers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus
Buy Device That Closes Door Automatically Manufacturers – 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 |
| 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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We've numerous great employees customers excellent at promoting, QC, and working with kinds of troublesome difficulty inside the generation method for Buy Device That Closes Door Automatically Manufacturers – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus , The product will supply to all over the world, such as: San Diego, Hanover, Bhutan, Our products are mainly exported to Southeast Asia, the Middle East, North America and Europe. Our quality is surely guaranteed. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.
By Julia from Juventus - 2017.02.28 14:19
After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.
By Michelle from Ireland - 2018.11.04 10:32
