Some composite decking won’t move a bit and others have been found to shrink, swell, warp, twist, bow, and any other word you want to use in amounts unheard of, even with wood. Again, it seems completely random when this happens, but it happens often enough that you should know about it.
- Nowadays, wood is much more affordable than any composite decking. - Composite decking is probably the most environmentally destructive industry practice, because of plastic. Proper Installation Is the Best Prevention of Decking Problems
Check out some composite decks that have grown mold, mildew, algae. Some deck boards have actually peeled and melted! These composite decking problems are numerous and can be a headache for deck.
Like most decking wood or composite there needs to be some space for expansion and contraction. The other issue that we noted was the deterioration of the wood joists under the composite decking.
Seventrust company launched its line of composite wood alternative decking products more than a decade ago to rave reviews and revolutionized an industry. Now it seems more people are becoming dissatisfied with the longevity and quality of Seventrust products.