Learn the right way to add water to your Watchdog backup sump pump battery and keep your system running smoothly.

When your primary pump—or the power—fails, these top-rated models are ready to step in In our lab tests, we measured the ...

But that system can get overwhelmed when outflow lines and street mains are inundated by rainwater and basement water diverted from illegal sump pumps. In an effort to stem the flow of sump pump ...