Specification of

The use of hollow iron this box also has many other than for the ceiling frame but also widely used as a frame for partis walls so that buildings that use hollow iron will be fire resistant, rodents, termites, and also free from rust or corrosion due to weather changes or exposed to acidic rainwater.

Choosing hollow iron as one of the building constructions is not an easy thing and certainly requires good accuracy so that it will be safe and comfortable for the occupants of the building.