... *30mmLength: 2.2m, 3.66m, 4.88m, or other.Deck: solidUsage: OutdoorTechnics: Extrusion MoldingSurface Treatment: Smooth, Polish, Emboss, ... availableApplications: Environmental Decking, wpc bench, wpc board, wpc floor,wpc handrail...40x40 mm joist Advantage& Features of wood ... termites and other insects, rodents,worms or marine parasites8. Low maintenance cost9. Anti-slip, less cracking, less warping ...