... 30mm thick,140mm wide,hollow and grooved 3 fashion,doubleface floor 4 mould proof,eco-friendly modern doublefaced decorative wpc decking ... floor tile Description WATSON wpc decking WS-DHJ30-140 size ... slip, less cracking, less warping, 5. Requires no painting, no glue, low maintenance 6. Weather resistant, suitable from minus - 40 to ...