The performance of outdoor decking at high temperatures does suffer. First, the decking may expand and soften in a high temperature environment. This is because the decking material has the characteristics of thermal expansion and cold contraction. When the temperature increases, the intermolecular distance of the decking increases, resulting in decking expansion, which may affect the dimensional stability and installation accuracy of the decking. At the same time, the softening phenomenon will make the decking become more easily deformed, reduce its load-bearing and wear-resisting performance.
Next, high temperature still can accelerate the aging process of decking. A decking that is exposed to high temperature and sunlight for a long time may experience changes in its surface color, such as fading or yellowing, which will affect the aesthetics of the decking. At the same time, the material of the decking will also gradually aging, resulting in decreased strength and increased brittleness, thus shortening its service life.
In addition, outdoor decking may also face challenges in weather resistance and UV resistance at high temperatures. Long time sunshine illuminates can accelerate the aging of decking surface material and density, reduce its durability.
Therefore, when choosing outdoor decking, it is necessary to take into account its high temperature resistance and weather resistance. High quality PVC decking material should have high thermal stability and weather resistance, able to maintain stable performance in high temperature and outdoor environment. At the same time, in the process of installation and use, also need to pay attention to avoid prolonged exposure to high temperature and sunlight, in order to extend the service life of the decking.
To sum up, the performance of outdoor PVC decking at high temperature will indeed be affected, and selecting the right material and taking appropriate installation and maintenance measures are crucial to ensure the performance of the decking and extend its service life.