Backcheck Sliding Arm Door Closer , Commercial Adjusting Internal Door Closer

Backcheck Sliding Arm Door Closer , Commercial Adjusting Internal Door Closer

• Guide rail mounting, beautiful and generous
• No oil leakage & abnormal noise, smooth operation
• ANSI A156.4 Grade 1 standard, safety and reliable

Dorhaus sliding arm door closer Model D8016H is designed for internal commercial
application, it is a medium-heavy duty automatic hydraulic door closer. Closer body
meet the requirements of ANSI A156.4 standard. Size adjustable valves controls
how easy or hard to open the door.

Ω Automatic hydraulic door closer with sliding arm for commercial doors
Ω Casting aluminum body with anodized aluminum sliding track arm
Ω Adjusting closing and latching speed regulated by dual valves
Ω Standard adjustable back check available, hold open optional
Ω Universal application, non-handed installation
Ω Adjusting spring force #1-6, i.e. closing power #1-4
Ω Hydraulic fluid for smooth running and constant lubrication.
Ω Door opening angle: 120 degree
Ω Non-sized adjusting 1 through 6 with standard back check. opening
force to be set at size 1, i.e. 20N, meet ADA regulation

► Long-term cooperative manufacturer of global famous door control companies


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

* GENTLE, NO NEED TO CLOSE MANUALLY: let the door do the work, enjoy self-acting
closing and locking, keep quiet and safety.
* ADVANCED TECHNOLOGY: even operation, oil tight, no abnormal sound
* SPRING THRUST, EASY BACK: commercial-level sliding arm won’t interfere with opening,
while closing doors slowly enough to allow graceful entrance and exit
* ADJUSTING ACCORDING TO YOUR REQUEST: final user will make their decision,
Closing force of size 1 to 4 is available for various door weight and width.

------------ Our Advantages ------------

1. Only produce door closer, annual output 1.5-2.0mils pcs.

2. UL & CE certification, max. Life cycle test of 5 mil. Cycles.

3. Pass European & China ISO9001:2015 QMS Certification.

4. Mainly for export market since foundation in October, 2011.

5. Long term cooperative supplier of world’s top security brands.

A High-end Germany Gating Hardware Brand

Originally founded in 1872, Dorrenhaus is a high-end Germany gating hardware brand. At the beginning of 1980's,

Dorrenhaus entered into Chinese market, and supplied numerous households in China with high quality hardware products.

On October 10, 2011, Dorrenhaus's door closer manufacturing base in China - Zhejiang Dorrenhaus Hardware Industry Co.

Ltd was formally founded. All members of management team have more than 15 years of experience in door closer industry.

Marketing Under Dorrenhaus and DORHAUS Brand

In 2017, our new trademark - DORHAUS was registered. We have $3 million registered capital. Our main products include

hydraulic door closers, automatic door closers, concealed door closers, commercial door closers, fire door closers, auto door

closers, sliding door closers, heavy duty door closers, overhead door closers, UL-listed door closers and door closer parts.

We have 205 total number of employees, which includes seven R&D staff and 13 quality control staff in our

15,000-square-meter factory.

Exporting Products Worldwide

Now, we have six complete production lines with annual output of 1.5 to 2.0 million sets. We export our products to more than

20 countries in North America, Europe, Russia, the Middle East and Southeast Asia. We passed the certification for EN ISO

9001:2008 quality management system in 2014, and ISO9001:2015 in 2017 respectively.

Our products passed many international and domestic certification and standard, such as:

American National Standard: ANSI 156.4 Grade 1, life cycle test of 2mil cycles

American UL228 and UL 10C for 3 hours fire testing

European Standard CE: EN1154, life cycle test of 500,000 cycles

European Standard CE: EN1634 fire testing

China National Standard: QB/T 2698-2005 Grade 1, life cycle test of 1 mil. cycles

China Compulsory Product Certification for fire rated door closer

Cooperate with Us Today

For more detailed information regarding our business, contact us today.