Vinyl pergolas are preferred by the majority of people for many reasons. The most important reason id the aesthetics that it offers. It is beautiful continuously and lasts for a very long time, virtually maintenance-free. It enhances the appreciation and appeal. As compared to other materials, like wood that will need regular staining or painting, vinyl pergolas do not need any refurbishing. It would just suffice to clean with a hose and water, which is a lot simpler and easier. Thus, the extra cost is saved in time and labor.