The size and sound insulation performance of fire doors can be selected according to the requirements of sound insulation level, installation space and fire rating. The steel fire door has the advantages of reasonable structure, good integrity, high strength, convenient construction, smooth and beautiful surface, flexible opening, solid and durable.

fireproof door description,mumbayda yanğına davamlı qapı istehsalçıları,fireproof front door,international fireproof door,

odadavamlı qapı istehsalçısı,ev üçün yanğına davamlı qapılar,oddavamlı qapı,oddavamlı qapı,fireproof door description,yanğına davamlı qapı standartları,fireproof front door,çıxış qapısının eni faktoru, yanğına davamlı qapı qıfılları,international fireproof door,

yanğına davamlı,qapı boyası,international fireproof door,yanğına davamlı qapı malayziya, metal qapı