Concealed Door Closer for Fire Door Dt-33, Find Details and Price about Door Closer Door Lock from Concealed Door Closer for Fire Door Dt-33 - Hefei Dortec Autodoor Technology Co., Ltd.
Product name Dortec Door Hardware Power Adjustable Door Closer for Fire Door Item no DT-536 Color Silver, brown, black , white Power capacity 65-150kg Hold open Optional Product name :door closer Item no:DT-536 Easy to install, Non-Handed Universal application as ...
PURPOSE: A door closer for a fire door is provided to prevent leakage of smoke and poisonous gas by completely closing a fire door without a separate secondary device in fires. CONSTITUTION: A door closer for a fire door comprises a closing force intensifier(200). The closing force ...
Rutland Responder 24 Electromagnetic Hold open/swingfree Door closer Power size EN 4 £159.98 ex. VAT £133.32 Each quantity Delivery For delivery only ★★★ ★★★ ( 31 ) Product code: 58459 Briton 1110 Door Closer Size 2-4 £47.98 ex. VAT £39.98 Each quantity Collect...
Type Hydraulic Heavy Duty Automatic Adjustable Door Closer for Fire Door Slide Arm Optional Brand YAKO Model NO. YDC-051 Material Aluminum Alloy Finish Satin Size Regular size MOQ 100 pcs Packing one pcs in one box Place of Origin Guangdong, China (Mainl...
CE Best Automatic Commercial Door Closer for Fire Rated Door, Find Details and Price about Door Closer Hardware from CE Best Automatic Commercial Door Closer for Fire Rated Door - D&D Hardware Industrial Co., Ltd.
Auto Hydraulic Heavy Duty Hexagonal Door Closer for Fireproof Door, Find Details and Price about Door Closer Door Hardware from Auto Hydraulic Heavy Duty Hexagonal Door Closer for Fireproof Door - Guangdong Chuanying Hardware Technology Co., Ltd.
1.3 Use on Fire Doors. A door closer used on labeled fire door assemblies shall be listed or labeled by a nationally recognized independent testing laboratory, and be subject to a periodic in-plant follow-up service. Consult the authority having jurisdictionfor the appropriate fire test ...
and prevent the spread of fire and smoke. Door closers that are equipped with an electromagnetic hold-open (EMR) as well as an integrated power supply unit and smoke detector are an exception. In the event of fire, these release the hold-open and the door is closed by the door closer....
PURPOSE: A door-closer for fire prevention having preventing hydraulic fluid diffusion, which can remove firing factors by a door closer, is provided to prevent the breaking down of a cylinder body by hydraulic fluid whose volume is expanded by thermal expansion. CONSTITUTION: A door-closer for ...