... 4.Non-burning,moisture glass magnesium fireproof board (magnesium oxide board) is an industry leading material widely used ... wall, decorative veneer board, partition, floor, ceiling, insulation panel, sandwich board, fireproof door, furniture board, duct/ pipe board, ect, is a ... partition wall board7) Tile backing (backer board) and sub-floor8) Fire door core and duct/ pipe substrates. glass magnesium ...