Concordia premium PE composite decking combines classic and on-trend colors and grain patterns with unbeatable performance. Available in three distinct collections: Astir, Horizon, and Symmetry. Durable composite core resists splintering, rotting, cracking, insects and decay. Four-sided PermaTech® cap layer provides superior protection and fade resistance. Premium PE material includes 94% recycled material. The flat-profile bottom provides a sturdy feel, reminiscent of traditional lumber. Finished surface on top and bottom is ideal for second-story decks. Reversible boards reduce waste and save time and money. Matching fascia and risers available in all colors. Designed for use with hidden deck fasteners for a smooth, fastener-free surface.