Concealed Automatic Door Closer With Hidden Sliding Arm Max Door Weight 65kg

• No oil leakage, no abnormal noise, smooth running
• Large closing force, the largest optional for 80kg door
• Two steps speed adjustment of closing and latching

Dorrenhaus automatic hydraulic door closer D30 concealed type, mainly designed
for hotel room door. If necessary hold open unit can be installed or removed easily.
Anyhow, Most local building codes do not allow the installation of any type of door
hardware that holds "Fire Doors" in the open position.

* Door Closer Concealed Rack & Pinion type with EN size 3
* Fully hydraulically adjustable closing and latching speed
* Suitable for max door weight 65kg and door width 950mm
* Precise cast aluminum body with alluminum hidden sliding arm
* Minimun door thickness for installation
- 45mm for wooden door and 40mm for sash door
* Certification of UL 228, 200,000 + life cycles
* Universal application, non-handed installation
* Certification of UL 10C, fire rated up to 3 hours

► Reliable cooperative vendors of universal well-known door control enterprises


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

* GENTLE, HANDS-FREE CLOSING: let the door finish work, enjoy self-acting closing and
locking, keep quiet and safety.
* SKILLED WORKMANSHIP: even running, oil tight, noiseless
* SPRING THRUST, EASY CLOSING: commercial-level sliding arm will not impact opening,
while closing doors slowly enough to allow graceful entrance and exit