Sewage Sump Pump Installation Montclair: Having a sewage sump pump installed in your Montclair home is a great way to keep your basement dry and avoid foundation cracks. This can be a tricky proposition, as you don't want to overdo it, but the best way to do this is to do a little research. A local plumbing company may be able to help you with this process. Then, you'll need some primer to help seal the ends of the pipe. Battery backup sump pumps are available in both water and battery-powered varieties. It's also a good idea to install a battery-powered backup sump pump to avoid the threat of basement flooding.