A variety of surface treatment processes can be used to modify the color of steel fire doors. For example, PVC coating technology or electrostatic powder spraying technology can be used to coat the steel plate surface with a layer of wood grain to show the warmth of wood fire doors.

የብረት የፊት በር ፣fireproof door with glass,wooden fire rated door,fireproof door for house,የእሳት መከላከያ በር ማኅተም ፣በእሳት የተገመቱ በሮች የንግድ ፣የእሳት በር bd,

fire rated door with louvre,fire resistant doors for flats,የእሳት መከላከያ በር ማኅተም ፣የብረት ተንሸራታች በር ፣የእሳት በር bd,የብረት መከላከያ በር,steel front door,

steel vs fiberglass door,እሳት የማያስተላልፍ በር ማኅተም ስትሪፕ,fire exit door,የእሳት በር bd,የመውጫ በር ስፋት ሁኔታ ፣steel front door,መውጫ በር ዋጋ