The answer to 'shut-off valve replacement frequency' is that shut-off valves should be inspected and replaced as needed, typically every 5-10 years. Shut-off valves are critical components that control the water supply to your home and can fail over time due to corrosion, mineral buildup, or mechanical issues. Regular inspection and replacement of these valves helps prevent leaks, water damage, and potential flooding in your home.
Factors that can impact the lifespan of shut-off valves include the quality of the valve, water pressure, mineral content in the water, and whether the valve is used frequently. Valves in high-traffic areas or that have been turned on and off many times may need to be replaced more often. It's a good idea to test your shut-off valves annually to ensure they are functioning properly.