A door closer is a mechanical device that closes a door, in general after someone opens it, or after it was automatically opened. Choosing a door closer can involve the consideration of a variety of criteria. In addition to the closer's performance in fire situations, other criteria may include resistance to opening forces (for use by disabled or infirm) as well as health, safety, durability, risk of vandalism/ligature and aesthetics.
Door closer is installed in a upper portion of way opening flat door fan, be applicable to the wood, steel evacuation door, fire door and have a higher requirements place doors.
Technical Parameter:
Material: Aluminum alloy
Closing speed: 1.5kgf.m
Width of door: 850mm
Weight of door:25-45kg
Closing force: EN2
Style of door: light door
Longer life
Standard color: sliver
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