Starduct insulated duct is made of 0.95mm, Z180 steel sheet, covered with thermal insulation layer of 38mm+ MgO and fire resistant layer of 10mm MgS04
Production: on auto line VI, stiffening rib are set as Smacna và DW142/144.
Reinforcing components: U4121 channel, threaded rods and flanges are covered with same thermal insulation material.
Products are produced and finised in Starduct factory then sealing with grey silicone glue and wrapped with plastic membrane before shipping.
Test: product is tested as QCVN06:2021/BXD for fire protection duct