[Class : 19] Autoclave Aerated Concrete Blocks Included In Class 19.

[Class : 19] Autoclave Aerated Concrete Blocks Included In Class 19.

[Class : 19] Non Metallic Building Materials, Frames, Not Of Metal, For Building, Concrete Building Materials, Cement, Building Panels, Not Of Metal, Building Materials, Not Of Metal, Building Materials [Non Metallic], Building Boards Made Of Plastic, Building And Construction Elements And Materials Made Of Wood And Artificial Wood

[Class : 6] Steel Frames For Building, Steel, Pre Fabricated Metal Buildings, Metallic Construction Materials, Metallic Building Materials, Metal Pipes For Building, Metal Building Materials, Framework Of Metal For Building, Fittings Of Metal For Building, Buildings Of Metal, Building Materials Of Metal, Building Materials Made Of Metal