Zhejiang Dorrenhaus Hardware Industrial Co., Ltd.

Focusing on door closer manufacturing

CE and UL listed | Supplier to top brand

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Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage

Certification
Good quality Automatic Sliding Door Closer for sales
Good quality Automatic Sliding Door Closer for sales
Quite satisfied with closer quality, function and features, appearance, packing, timely delivery, easy communication, quick and efficiently handling of complaints. Lower price, more customer.

—— Gallery Specialty Hardware Canada

Satisfied with most aspects of Dorrenhaus, the quality of D303, D4016, D30 and D2024 are very good, our customer quite satisfied with these models.

—— Guangdong Topstrong Hardware

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Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage

China Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage supplier
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage supplier Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage supplier

Large Image :  Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage

Product Details:

Place of Origin: Zhejiang, China
Brand Name: DORHAUS, Dorrenhaus
Certification: UL 228, ISO9001:2015
Model Number: D30

Payment & Shipping Terms:

Minimum Order Quantity: 200 pieces
Price: USD5.00- USD35.00 /piece
Packaging Details: 1 piece in 1 paper box, 10 pieces in carton of 585*245*230mm, 40ctns in 1 wooden pallet size: 120*100cm
Delivery Time: around 35 days
Payment Terms: L/C, D/P, T/T, Western Union, MoneyGram
Supply Ability: 20,000pieces / month
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Detailed Product Description
Primary Keyword: Concealed Automatic Door Closer Door Width Limit: 950mm
Closing Force: #3 Suitable Temp.: -40℃ To 45℃
Optional Feature: HO Unit Weight Limit: 65kg
Opening Angle: 150degree Assurance Period: 3 Years

 
  Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
 
                                         Dorrenhaus -  UL-certified | Exporting since 2011          
 
       Dorhaus concealed door closer model D30, hydraulic structure, with UL 10C 3 hours
       fire rating certification, is mainly used for room door of hotel, restaurant or similar
       public area. Hold open unit is for optional, which can be mounted or moved easily.
       A lot of commercial building doesn't permit the mounting of any type of door
       hardware with hold open function.
         
              Ω  UL listed overhead concealed door closer with hidden sliding arm
              Ω  Accord with UL 228 standard, tested life cycles of 200,000+
              Ω  Automatic latching and closing speed controlled by two adjusting valves
              Ω  Max. opening angle: 150 degree, hold open unit optional 
              Ω  Fixed closing size #3, max. 950mm door width, 65kg  door weight
              Ω  Non-handed surface mounted, designed for universal application
              Ω  Cast aluminum closer body with anodized aluminum sliding arm
              Ω  Conform to UL 10C standard, including 3 hours fire rating
 
              ► 7 years cooperative partner of international first-rate door control companies
 
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
 
               Finishes: Aluminum, Gold, Bronze, Black, Brown, White
 
         * SOFT, NO MANUAL CLOSING REQUIRED: let the door do the work, enjoy self-acting
            closing and locking, keep quiet and sureness.
         * EXQUISTIE CRAFTSMANSHIP: smooth operation, no oil leakage, noiseless
         * SPRING FORWARD, EASY CLOSING: the commercial-grade arm will not impact opening,
            while closing doors slowly enough to allow graceful entrance and exit

Door Open
Angle

Min. Door
Thickness

Closing
Strength

Fire Protection
Standard

 
Authentication
 

150º45mm

 
size 3
 

UL 10C - 3hUL 228

 
Model
 

Width
Applicable

Weight
Suitable

Closer Body
(LxWxH)

Installation Dim. 

 
D30
 

950mm40-65kg312*32*76mm

298*20mm

 
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
Overhead Concealed Automatic Door Closer with Hidden Sliding Arm No Oil Leakage
 

Contact Details
Zhejiang Dorrenhaus Hardware Industrial Co., Ltd.

Contact Person: Yunta

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