The Polaris back up valve is an important safety feature on Polaris pool cleaners. The valve is designed to prevent the cleaner from being pulled into the pool’s main drain, which can cause serious injury. If the back up valve fails, the cleaner can be pulled into the drain, and the pool’s circulation system can cause the cleaner to be trapped and unable to escape.
The Polaris back up valve is a small, but important, safety feature on Polaris pool …
