Ny varavaran’ny afo dia azo zaraina amin’ny varavarankelin’ny afo vy, ny varavarankelin’ny afo, ny varavarankelin’ny afo, ny varavarana vy sy ny hazo, sns. Izy io dia fizarazarana amin’ny afo miaraka amin’ny fanoherana ny afo, toy ny efitranon’ny afo, tohatra evacuation, shaft mitsangana, sns.

1.5h fire retardant door with hinge,stainless fire rated door bs en,varavarana ara-barotra ivelany afo nomena vy varavarana,1 ora ny varavarana nomena ny afo,electromagnetique varavarana mpihazona afo varavarana,stainless fire rated door bs en,Varavarana 3 ora 8″,1 ora ny varavarana nomena ny afo,90mins varavarana hazo nomena mari-pankasitrahana 4 hinge,stainless fire rated door bs en,Stainless vy varavarana afo, ul afo hidin-trano,1.5h fire retardant door with hinge,1 ora ny varavarana nomena ny afo,varavarana dolte fire rate,1.5h fire retardant door with hinge