A professional plumber will be able to help you decide which type of sump pump is right for your home. The best part is that you'll get to sample the best of the best at no upfront cost. A sump pump replacement includes a complete inspection of the waterproofing system, along with a new discharge line and check valve. Most new homes come with a sump pump already installed. Some of the most common sump pumps are submersible pumps, which are installed inside the well. Water Backup Sump Pump Installation Doylestown: One of the most common problems homeowners have is basement flooding.