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

• Smooth operation, no oil leakage, noiseless
• Dorrenhaus - UL certified | Export since 2011
• Size 3 closing power, for door weight of 65kg

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


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.
* SPRING FORWARD, EASY CLOSING: the commercial-grade arm will not impact opening,
while closing doors slowly enough to allow graceful entrance and exit