On Oct. 10th, 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 experience in door closer industry.
UL listed , Ball bearing Hinge ,Stainless steel 304 Fire rated 3hours, for heavy duty door , hinge thickness 3.4mm 4mm 4.6mm 5mm 6mm Common size:4.5\'\'*4\'\'*3.4mm ,4.5\'\'*4.5\'\'*3.4mm Other size is available ...
* Model No. D4016 * Traditional American style medium & heavy duty closer for commercial doors * Precise cast aluminum body & forged steel arm, hold open arm optional * Adjustable closing & latching speed * Adjustable back check, delayed action & hold open function optional * ...
GH Hollow Metal Doors & Frames Industries Corp. is a professional manufacturer of a wide range of hollow metal doors, frames and wood doors for commercial and residential construction. GH Hollow Metal Doors & Frames Industries Corp. has more than 20 years experience and the ...
Ul listed interior fire rated wood door 90 ...
GH Hollow Metal Doors & Frames Industries Corp. is a professional manufacturer of a wide range of hollow metal doors, frames and wood doors for commercial and residential construction. GH Hollow Metal Doors & Frames Industries Corp. has more than 20 years experience and the ...
* Economical Model for Residential and Commercial Use * Precise Cast Aluminum Body & Steel Arm * Adjustable Closing & Latching Speed * Non-handed Installation * Fixed Spring Force #2 & #3 * Hold Open Function Optional * UL 228 Certification * UL 10C Certification 3 Hours Fire ...
* Light & Medium Duty Economical Model for Residential and Commercial Doors * Adjustable Closing & Latching Speed * Max Opening Angle 180 * Non-handed Installation * Fixed Spring Force #2, #3 & #4 * Adjustable Back Check Optional * UL 228 Certification * UL 10C Certification 3 ...
* Light & Medium Duty Economical Model for Residential and Commercial Doors * Adjustable Closing & Latching Speed * Max Opening Angle 180 * Non-handed Installation * Fixed Spring Force #2, #3 & #4 * Adjustable Back Check Optional * UL 228 Certification * UL 10C Certification 3 ...
* Light duty concealed overhead closer * Adjustable closing & latching speed * Precise cast aluminum body * Anodized aluminum sliding track arm with optional hold open device * Fixed spring force #3 * Slim body with 32mm thickness, non-handed installation * UL 228 Certification ...