1.Application:
Door closers are most widely used for fire doors.
The door closer can also be used to keep the room temperature constant.Suitable for houses,hotels,market places, offices and so on.

2.Feature:
High quality Zinc-alloy door closer body
High quality silver coating finished
2 speed adjustment
Reversible (left or right hand fixing)
Adjustable arms
500,000 times tested without damage
Top quality anti-freezing oil, keep perfect working under temperature -40 ~ 50°C

3.Specification: