Note dont forget to allow room for the thermal expansion and contraction of composite deckingAllow mm gap at both ends of every composite decking board depending on the ambient temperature.
PVC Trimboard and Expansion Contraction TipsVERSATEX Learn about the best method to handle expansion contraction when installing PVC Trimboard productsDECKING AND RAILING From time to time SevenTrust revises its installation instructions.
The deck has ~ ft long boards ( x deck on diagonal)so I expect a bit of expansion and contractionGreat productsTough to get longer boards into the concealoc fasteners w out a helper but otherwise easy quick to install.
For most composite decking there is neglible expansion and contraction in the width of the boardhowever the expansion and contraction occurs in the length of the boardShrinkage on the other hand is a different issue.
The golden rules of a professional composite decking installation whilst allowing for thermal expansion and contractionWhen two decking boards are placed
Deck Cracking and Pops in Cold Weather Ask the BuilderYou can get the sound with woodbut not nearly as much as with composite deckingPlastic and vinyl decking has an enormous expansion and contraction
Thinking of replacing your wood deck with rot resistant composite decking material Composite Decking The longer the piece of deckingthe greater its expansion and the more you have
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