Lima Ohio and can often get heavy rainfall. It is during these crucial times we rely on our Sump Pumps to remove the water from our foundations and basements. That is why it is important when you get a sump pump, you not only get one that is reliable, but also has a backup. Flooding can cause costly damage, and we at Cornerstone do everything we can to ensure that the scenario will never happen to you. Read more about our Sump Pump Systems and Waterproofing systems.