25*140mm Hollow WPC decking boards can look more manufactured, they can look more uniform. They don’t feature as many of the grain variations as do the solid boards, so if you prefer uniformity, hollow boards might work best for your deck.
For Sayruo 21mm x 145mm hollow WPC decking, the Weather resistant, suitable from -40°C to 60 °C. Extremely warm or cold outdoor temperatures play a significant role in the installation and performance of all decking projects.