Polyvinyl chloride (PVC), commonly known as vinyl, is a popular and useful plastic. One of the most common applications for vinyl is in windows,
![Vinyl window Vinyl window](https://cdn.statically.io/img/d12m281ylf13f0.cloudfront.net/images09/window.jpg)
where the material offers a number of advantages and disadvantages.
In summary, vinyl windows are popular window siding options, but inspectors should be aware that there are a number of defects that are unique vinyl windows.