The Starter clip is used for the 1st board or where Bullnose boards are used to provide secure hidden fixing.
Classic Composite Deck Board
Composite Deck Board with 12 Clips & Screws
Composite Deck Edge Trim Pack of 10
Composite Wall Boards
Deck-it 11 UPVC Deck Boards (5 Pack-1 sqm) inc. 5 joiners & 20 x 40mm screws