Deck Boards: tight or spaced? post Eric_Swanson on Fri, Wet or dry we use a Stanley speed square for spacing.Decking should never be put on w/o a gap.
Leave gaps between deck boards to achieve drainage. But most decks need and can achieve spacing between the deck boards for drainage.
Watch this video for tips on when to and not to leave a gap between pressure treated wood deck boards when building a new to create adequate consistent spacing.
Choosing how much of a gap to put between your decking boards isn't a Gap Should I Use Between My Decking? how to set the spacing between your decking,
Deck Boards space or no space? I will be using 2x6 pressure treated for the deck boards. What's the best spacing for something that will see all four