What happens when a sump pump stops working during heavy rain? A malfunction can lead to basement flooding and costly repairs ...

When these valves shut, they can make a thud loud enough to be heard throughout the house. Want to avoid sump pump failure?

A sump pump is one of the most important (and ignored ... backflow prevention valve. RPZ valves must be professionally installed and tested annually by a licensed plumber. That adds an annual cost to ...