The battery backup sump pump is a good way to ensure that your basement remains dry in the event of a power outage. Then, you'll need to test your system out in the real world. When replacing your sump pump, consider the number of years it will be used, the amount of water it will handle, and your area's moisture and flood risk. Before installing a new sump pump, you should test it to make sure it is working. You'll also need a check valve to prevent backflow. A competent plumber will be able to advise you on the type of sump pump you need and how to make it work for your particular situation. Bathroom Sump Pump Installation Doylestown: If you are planning on building a basement bathroom, you may want to install a sewage pump. In Doylestown, B&W Plumbing offers maintenance and installation services for both ejector and primary sump pumps. From the largest to the smallest, we're the pros that you can count on. The most important thing to remember is that a well-maintained pump is a major step toward protecting your basement.