When you bought your house, the inspector handed you a 40-page PDF and explained that everything was "functional at the time of inspection." There was a section near the end about items to monitor, things to keep an eye on, systems approaching the end of their useful life.
Water damage is the second most common home insurance claim in the country. Behind wind and hail, it accounts for roughly 29% of all homeowners insurance claims, with an average payout of around $14,000. Your insurer knows this well. Which is why most premium carriers have spent years building