Multiple Styles, Long Service Life
The door closer is used for the flush door. When you close the door, it can help you to closer it tightly and quietly within 3~4 seconds and prevent the leakage of cold air.
The door closer with a nitrogen pressure core can ensure more than 50000 uses. Even when the outdoor temperature of the cold roomis -40 ℃, the door can be opened and closed freely.
The door closer with a hydraulic core can ensure more than 50000 uses. Even when the outdoor temperature of the cold roomis -40 ℃, the door can be opened and closed freely.
The nitrogen pressure core is currently the mainstream style. Its closing speed is faster than hydraulic core and slower than spring core.
We provide free consultation and quotation within 24 hours.