... size: 1220mm X 2440mm Thickness: 12mm - 20 mm WPC board as construction material for concrete formwork on hot salesOther Name: WPC panel, ... in shape, no shrinkage, no crack, no fading, no adhesion with concreteC: resistant to fire, water, insects, warping, chemical corrosion, ... doesn't absorb water from concrete, no need to treat with plaster as twice processing, demoulding easily. Easy to install, ...