Aluminum Door Closer D300 Auto Closing for Residential Interior Door

• Market leader model, national standard Grade 2
• Smooth operation, oil tight, no abnormal sound
• International Certification | Exporting since 2011

Dorrenhaus aluminum door closer model No. D300 is light and strong, basic painting

color of closer is silver, also called aluminum, which will not change for a long time.

Compared with other metal material, cost of aluminum alloy is relative low.

1. Aluminum Door Closer Auto Closing for Residential Interior Door Width 950mm

2. Product appearance: small dimension, soft with its body , temper force with grace

3. Whole process controlled beginning from open power to the final latching speed

5. Accord with regulation of QB/T 2698-2005 national standard, factory tested life

cycles 200,000, obtain certification for China Compulsory Product

6. Material: refined aluminum closer housing with steel rocker arm

7. Fuchs Lubricants especially for high quality door closer constant lubrication.

8. Two valves, one controls auto closing speed, another controls latching speed

9. Structure: rack and pinion type, with economical powder bearing

10. Non handed installation, package for Regular-Arm and Top-Jamb mountings

11. Suitable for low working frequency, for instance: machine room, warehouse etc.

► Reliable cooperative supplier of universal top door closer enterprises

Finishes: Aluminum, Gold, Bronze, Black, White, Brown

* SPRING THRUST, EASY CLOSING: the casting steel rocker arm won’t interfere with

opening, soft close the door slow enough to allow for elegant entry and exit

* GENTLE, HANDS-FREE CLOSING: let the door finish work, enjoy automatic shutdown

and lock, maintaining quiet and safety.