Online Technical Support, on-Site Installation.
Cable Well, Discharge Flue, Elevator Room, Stairway
Fully Insulated Doorsets
1.8-2.4W/(M2.K)
Fireproof Door Cores or Insulated Rock Wool
Customized Powder Coating or Heat Transfer Printin
Galvanized Steel
26mm Per Hour; 32mm2 Hour
33-35 Decibels
Internal: PE Film, External: Cardboard Box and Woo
1000mm*2200mm or customized