Concealed fire door Door closers Concealed door closers Concealed door closers Concealed square door closers Chutes Concealed door closers KB-1000

Concealed fire door door closers Concealed door closers Concealed door closers Concealed square door closers Chutes Concealed door closers KB-1100

Buffer hydraulic automatic engineering door closer Small 051 square machine fire door Door closer 45KG

Medium 061 hydraulic buffer channel door closer Automatic fire door with positioning door closer Door closers Load capacity 65KG

Large square machine 071 door closer Automatic buffer fire door 180 degree adjustable Door closer Load bearing 85KG

Pitch 208mm Door closer Unit door building door No positioning buffer Door closer Load bearing 140KG

Upgraded version of the small door closers Home room wooden door hydraulic buffer door closers Door closers 45KG

Upgraded version Medium door closers Buffered building door unit door closers Door closers Hole distance 165mm 65KG

Upgraded version Large door closer Hydraulic buffer building door unit door Automatic door closer Door closer 100KG

Extra large door closer hole 230 unit door hydraulic buffer automatic fire door extra large door closer 150KG