A pet door for sliders is one of the easiest styles of pet door to install however there are differences among the many models and brands on the market. Some pet doors for sliders require a little more work than others but in general they take much less time and effort, mostly because there is no cutting of doors or walls involved.
Please Note: If you need a pet door for vinyl sliders such as those manufactured by Andersen or Pella, see valuable information below for direct links to appropriate models.