Composite decking is planks that, instead of being produced from lumber are produced from recycled plastic, such as all those annoying, non biodegradable plastic grocery sack. This recycled plastic is then mixed in with wood chips from old, used pallets or scraps from a mill or lumberyard.
A cedar deck will last 15 to 20 years, with decks built close to the ground or in the shade coming in at the bottom of that range. Certain pressure treated decking products come with a limited lifetime warranty, and composite lumber decking products typically offer a limited 20 year warranty.
Also known as wood polymer composites, wood alternatives or synthetic decking, the composite has quickly become the fastest growing decking material for residential use in the past dozen years. Composite decking is an environmentally friendly lumber alternative that combines plastic and wood fiber.
So before you drop the idea of real wood for decks, porches and steps, consider these pros and cons of plastic. Two types. All plastic planks are the newest product, and often confused with more widely used composites, which are typically 50 percent plastic and 50 percent wood byproducts like fibers and sawdust.
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