... .easy to cut and nail 5. no harmful gas co-extrusion wpc concrete foam pvc foam board and wpc crust ... waterproof, heat/cold resistance, anti-ultraviolet, anticorrosive, electric insulation 5.High strength: Modulus of Elasticity 1054N/mm2 6.Material stability: available ... , landscape ,courtyard, floor of landscape , garden chairs, guard rails . co-extrusion wpc concrete foam pvc foam board and wpc crust ...