50mm, 70mm, 80mm, 90mm, 100mm
Honeycomb / Rock-Wool /Aluminium Silicate/Fire PRO
ISO9001, CE
Finished
Security
Ordinary and Hidden for Metal Door
Adjustable and Invisible or Visible
Dampproof,Mothproof,No Deformation, No Crack, Stro
Wooden Package
Customized size