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location:HomeUL Listed Door Closer > UL Listed Overhead Concealed Hidden Door Closer

       Door Closer Model: D30         Max. Opening Angle : 150 degree            Certification : UL228, CCC, ISO9001

       Warranty Period: 3 years        Applicable Temperature : -40 to 45℃       Function Optional :  Hold Open Unit

       Key Feature:  UL Listed ; Concealed ;  Hidden ; Sliding Track Arm ; Hydraulic ; Overhead 


UL Listed Overhead Concealed Hidden Door Closer D30




                 Ω  Light duty overhead concealed door closer

                 Ω  Adjustable closing & latching speed

                 Ω  Precise cast aluminum body

                 Ω  Anodized aluminum sliding track arm with optional hold open device

                 Ω  Fixed spring force #3

                 Ω  Slim body with 32mm thickness, non-handed installation

                 Ω  UL 228 Certification

                 Ω  UL 10C Certification 3 Hours Fire Rating                 



Door Width

Door Weight

Body Size

Mounting Dimension


950 mm






    See all UL listed Door Closer 

         View more information of Quality Controll and Certification




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Zhejiang Dorrenhaus Hardware Industry Co., Ltd.



             1.   Only produce door closer, annual output 1.2-1.5mils pcs.


               2.   Long term cooperation supplier of world’s top brand.


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


               4.   Pass European & China ISO9001:2008 QMS Certification.


               5.   Mainly for export market since foundation in 2011.




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Zhejiang Dorrenhaus Hardware Industry Co., Ltd.



       1. FREE SAMPLE, FREIGHT COLLECT                                                                

       Charges for new mould will be returned if order reachs agreed quantities.


       2. CUSTOMIZED LOGO & PACKING                                                                      

       Silk-screen customer’s logo, customized carton and box is available for orders of

       more than 2000pcs.


       3. QUALITY ASSURANCE                                                                                        

       Repair or exchange for door closer within 2-3 years guarantee period.


       4. PROFESSIONAL RESPONSE                                                                              

       All inquiries, questions and or requests will be responsed within 24 working hours.


       5. TIMELY DELIVERY                                                                                             

       Deliver as agreed period, will compensate for later delivery of more than 1week.

Download product installation accessories: D30 Installation Instruction 【View】

Add:No. 350, Guilan Road, Qiaodun Town, Cangnan County, Wenzhou, Zhejiang

Tel:86-577-64290420  Fax:86-577-68723168


Wechat:yuntalin Skype:yuntalin@outlook.com


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