Product Details :
Hollow galvalum Hollow galvalum has many advantages over similar materials, where for other types of materials we need thicker coating coating to avoid rust and rust or screw cut parts which do not occur in galvalum hollow. Hollow galvalum is also called hollow gypsum, hollow plafon. But basically the item in question is the same, namely the galvalum hollow.
The superiority of the galvalum hollow
