WPC joist-CE/ISO 1)Wood Plastic Composite keel 2)Anti-UV,Waterproof 3)100% recyclable 4)Easy to install,clean and longlif WPC decking Wood-Plastic Composite flooring joist or Keel Size: 50mm*30mmLength: 2.2m, 3.66m, 4.88m, or other.Deck: hollowUsage: OutdoorTechnics: Extrusion MoldingSurface Treatment: Smooth, Polish, Emboss,ScratchFunction: Waterproof, anti-UVComponents: 55% wood fiber+40% HDPE+ ...