Discoloration - Besides wooden decks becoming structurally unsound, they show their age in a way that composite decks don't.This is one of the significant factors behind composite decking's superior lifespan. While mold growth destroys wooden deck boards, composite boards are impervious to it - so while it is unsightly, it won't ruin your deck. Mold & Rot - When mold grows on the surface of a wooden deck, it's only a matter of time before the deck begins to rot and fall apart.Here's how composite handles the three most common issues that limit the lifespan of wooden decks: This production process extends the composite decking lifespan by preventing the damage that destroys cheaper wooden decks.įun fact: Composite decks also help prevent plastic pollution because they use recycled plastic that might otherwise end up in landfills! Composite deck boards are made by molding natural wood and synthetic fibers into boards and capping them with a vinyl shield. While the average wooden deck has a lifespan of around 10 to 15 years, composite products far exceed wood decks due to the engineered nature of the product. In addition to being the manufacturer-reported number, third-party testing can also help confirm the lifespan of a deck. So, how long does a composite deck last? A minimum of 25 to 30 years, possibly lasting from 30 to 50 years. How Long Does a Composite Deck Last?įrom our experience, composite decking is the most durable, least maintenance-intensive product on the market. Learn more about the science contributing to the outstanding composite deck lifespan, the strengths of composite decks, and the warranties that back these luxury products. When homeowners ask us how long composite decks last, we start with the minimum 25 to 30-year span covered by the warranty - but we also let them know that composite decks can last far longer. That's one of the main advantages of our preferred composite material: the average composite deck lifespan is at least 25 to 30 years, and possibly longer.Īt Keystone Custom Decks, we build using Trex and TimberTech composite decking, both known for their gorgeous styles and long lifespans. Investing in that makes you want to ensure your space looks immaculate and performs for decades. An outdoor living space is an investment, specifically one built with a composite deck.

Trex wood decking