Products
Buy Door Closer Spring Manufacturer – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus
Buy Door Closer Spring Manufacturer – 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.
Product detail pictures:
Related Product Guide:
Adhering into the basic principle of "quality, assistance, effectiveness and growth", we have attained trusts and praises from domestic and worldwide client for Buy Door Closer Spring Manufacturer – D900 SERIES EN3-EN4 Overhead Door Closers With Link Arm – Dorrenhaus , The product will supply to all over the world, such as: Comoros, Dubai, Chile, We've been adhering to the philosophy of "attracting customers with the best items and excellent service". We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
By Bella from Namibia - 2017.08.16 13:39
Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
By Jean Ascher from Qatar - 2017.12.31 14:53
