The best part is that you'll get to sample the best of the best at no upfront cost. To replace a primary sump pump, you will need a few hand tools and PVC parts. Water saturates soils around your foundation with hydrostatic pressure, causing multiple water entry points. In Doylestown, B&W Plumbing offers maintenance and installation services for both ejector and primary sump pumps. A sump pump replacement includes a complete inspection of the waterproofing system, along with a new discharge line and check valve. Also, if you have a sump pump, it is important that it is in good shape.