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Easy Open Concealed Automatic Door Closer D20 Smooth Operation Sliding Rail

Categories Concealed Automatic Door Closer
Brand Name: Dorrenhaus, DORHAUS
Model Number: D20
Certification: ISO9001:2015
Place of Origin: Zhejiang, China
MOQ: 100 sets
Price: USD19.50- USD21.00 / set
Payment Terms: L/C, D/P, T/T, Western Union, MoneyGram
Supply Ability: 20,000sets per month
Delivery Time: 5 weeks
Packaging Details: 1set in 1 paper box, 10sets in carton of 585*245*230mm, 40ctns in 1 wooden pallet size: 120*100cm
Main Keyword: Aluminum Door Closer
Features Alternate: Hold Open
Applicable Temp.: - 40℃ to 45℃
Assurance Period: 3 years
Weight Limit: 25- 45kg
Opening Angle: 150 degree
Closing Power: #2
Width Applicable: 850mm
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Easy Open Concealed Automatic Door Closer D20 Smooth Operation Sliding Rail


Easy Open Concealed Automatic Door Closer Smooth Operation Sliding Rail

  • Smallest concealed door closer for 20-45kg door
  • CE- and UL- certificated | Exporting since 2011
  • Smooth operation, no oil leakage, noiseless

Dorrenhaus D20 concealed door closer is mainly manufactured with casting

alluminums, with light weight, strong closer housing and spring, the closing

force of the model is size EN-2, applicable for 20-45kg door weight or max.

door width of 850mm.

1. Hydraulic type, twice high temp. heat treatment needle bearing and pinion

2. Automatic Concealed Closer Whole Process Control Overhead Mounted

3. Structure of product: dual Heat Treatment needle bearing, pinion and rack

4. Core Advantage: Chinese Best-selling type, comply with national standard

5. Application: lower frequency, such as residential restroom or hotel room door

6. Material: aluminum cast closer housing, anodized aluminum sliding rail arm

7. Produced according to UL 228 standard, tested life cycles 150,000 plus,

8. Whole process controlled started from opening force ended at latching speed

9. Durable door closer fluid for more smoother operation and constant lubricating

10. Two speed regulating valves control the closing and Latching speed exactly


Long-term cooperative vendors of universal first-rate security enterprises


Painting - Silver, Bronze, White, Gold, Black, Brown


* SPRING THRUST, EASY CLOSING: commercial-level swing arm will not impact

opening, meanwhile shut doors gradually to allow for graceful extry and exit

* SOFT, NO MANUAL CLOSING : let the door close by itself, enjoy self-driven

shutdown and lock, maintain quiet and sureness.



Model


Door Width

Door Weight

Closer Body

(LxWxH)

Installation

Dimension


D20


850mm25-45kg

302*28*78mm

288*14mm


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