The Pool Sentry^TM Water Level Control system keeps an eye on your water level so you do not have to!

The Pool Sentry^TM saves water by preventing over-filling of pools, ponds or spas.
The Pool Sentry^TM increases filter and skimmer effectiveness by keeping the water level just right.
The Pool Sentry^TM prevents pump damage due to low water levels.

The Pool Sentry^TM provides unattended operation and requires no tools; simply attach a hose and you are done!