What is the downside of Trex decking?
Cost: Trex decking tends to be more expensive upfront compared to traditional wood decking materials. Heat Retention: In hot climates, Trex decking can retain heat, making it uncomfortable to walk on barefoot during peak summer months. While composite materials can retain heat, Trex has developed innovative options to mitigate this. By selecting lighter colors and incorporating shade structures, homeowners can manage surface temperature and enjoy the benefits of their eco-friendly, durable decks.The composition of Trex decking includes innovative cooling agents, which help dissipate heat and prevent the surface from becoming uncomfortably hot. In addition, Trex utilizes special color pigments that reflect sunlight, further reducing heat absorption.Better Material Makeup TimberTech composite decking uses a lower wood content and higher-quality fillers, meaning less organic material to break down over time. That results in a more durable, stable board—without wood in the cap layer, which some lower-end Trex products still have.Trex and other composite decks like TimberTech, Azek, and Fiberon can become dangerously slippery in winter when snow, ice, or frost covers their smooth plastic-capped surface.
What goes under a Trex deck?
When people think of decking, they often think about what goes on top of the deck. But rarely do they consider the most vital component – framing and substructure. As in, what goes below the deck. Trex Decking can be installed on one of three options green pressure-treated lumber, kdat lumber or steel framing. Trex outperforms other decking material options. Designed with lasting beauty, incredible durability and easy maintenance, there’s no compromising with high-performance decking.Trex decking and other home improvement materials often go on sale during specific times of the year, such as spring or fall when many people undertake home improvement projects. Keep an eye out for these sales at AdvantageLumber.
What should you not use on Trex decking?
Trex does not recommend the use of a pressure washer on early-generation Trex decking. The use of a pressure washer on your deck surface could damage the decking surface and will void the warranty with respect to any condition caused by the pressure washing. Trex does not recommend sanding. Generally, it’s not recommended to use anything other than Calcium chloride or rock salt as ice melts on Trex decking. Using other materials or ice melts could potentially void your manufacturer’s warranty.Can You Use Salt on Trex Decking? The answer is yes, you can use salt on Trex decks! However, homeowners should consider a few precautions in order to mitigate damages. Blackrock and the manufacturers at Trex recommend only using rock salt or calcium chloride.
Why do people not like Trex decking?
Let’s start with what’s probably the most common complaint: fading. Fading and discoloration was super common with older Trex decking (the stuff made before 2010). Even the newer generations, which hold color better, can still get a little washed out after a few years in the sun. It’s not always even, either. Gray remains one of the most versatile and popular decking shades available. Gray works with almost any home exterior color scheme, providing a clean, contemporary aesthetic.Most Popular Trex Deck Colors in 2025 Today’s trending palette balances modern grays, coastal silvers, and timeless browns—each offering subtle variations that mimic natural wood.Staining wooden decks the same color as the house used to be especially common. However, when you choose a decking color, you would do better to choose a color that nicely complements your siding, with a bit of contrast, instead of being exactly the same.
What is the lifespan of a Trex deck?
The lifespan of trex decking typically spans 25 years or more, depending on the specific product line and installation quality. Many modern composite decking systems are engineered with protective outer shells that shield the core from environmental exposure. trex composite decking takes durability to the next level. While some trex products can last up to 50 years, our baseline decking options come with a robust 25-year limited residential warranty.