Door closer use for room door, hotel ,office door etc
Door closer uses aluminium alloy precision die-casting body for excellent quality and warry-free application.

Door closer uses advanced and durable gasket, with oil leak lower than 0.1%
Pefect matching between transmitted piston and gear,with special high intension material to ensure closer to work durable ,quite and high efficient.
Door closer quality carbon steel is used piston structure
to allow stable transmission and quiet can be installed on left or right hand door, without adjustment.
with two independent adjustable valves, which can be adjusted closing range at 120  -15 and  15   0 degree