No Nails or Screws visible on deck surface. LONGER LASTING DECK - Rot is not allowed to form around fasteners, due to moisture penetration from conventional deck construction. No more checks, hammer marks or splinters. SAFER DECKS - eliminates fastener pop-ups. Easy to install. SHADOE® TRACK holes allow water drainage. Make Splices & Butt joints without splitting. Deck board fasteners are held secure by tension provided by angle of the SHADOE® TRACK is backed by a 30 Year Transferable Warranty. To view this fastening system, click here.