... Anti-termite, Eco-friendly, Formaldehyde free, Non-Toxic, High durability and strength, Aging resistant; Recyclable, Totally hygienicNatural and ... advantages:(1) Environmental friendly: there is no exhaust gas/waste water/off scum during production, and no ... when is away from fire with no any poisonous gas out.(4) The usage is same as solid ... 4) Patent frame: easy to be installed high quality wpc door