... etc)10% chemical additives. (Anti-UV agent, Anti-oxidation agent, stabilizers, colorants, anti fungus agent, coupling agent, reinforcing ... agent, lubricants.)Surface TreatmentSurface Treatment:WG(wood Grain)DP(Dull ... nature4.Creating beautiful and comfortable land5.Anti-corrosion,anti-crack,anti-deformation6.Easy to install and cleanInstallment ...