- 12
- Aug
50 mm Thickness Fireproof Door
Fire doors are divided into: steel heat insulation fire doors, wood heat insulation fire doors, steel wood heat insulation fire doors, and other materials heat insulation fire doors. The thickness of the Class A fire door leaf is 45-55mm, the thickness of the Class B fire door leaf is 40-50mm, and the thickness of the Class C fire door leaf is about 40mm. Welcome to consult us.