Door Closer :

☆ CE &UL fire rated Certificate 

☆ Material：Die-Cast Aluminum alloy 

☆ Max bearing door weight : 40~85 kgs

☆ Max door width : 830mm ~1100mm

☆ Max. opening Angle : 180 degree

☆ Back-check function optional .

☆ Adjusting closing speed and latching speed.

☆ Build-in automatic discharge pressure device to 

     protect door door frame and door closer from damage .