How and why do water leaks occur in a residential property?

Water leaks can occur in a home for a variety of reasons. Here are some common causes of water leaks in a home:

1. Aging pipes: Pipes, especially those made of metal, can corrode over time, leading to leaks. As pipes age, the material becomes weaker and more prone to cracking or breaking.

2. Improper installation: If pipes, fixtures, or appliances are not installed correctly, leaks can occur. Improper installation can lead to leaks at joints or connections, or cause fittings to come loose, which can allow water to escape.

3. High water pressure: High water pressure can put a strain on pipes and fittings, leading to leaks. It can also lead to leaks in appliances, such as washing machines and dishwashers, that aren't designed to withstand high water pressure.

4. Freeze-thaw cycle: During the winter, if water in the pipes freeze, they will expand, potentially causing the pipe to rupture, which can result in a leak once the ice thaws.

5. Clogs: Clogs in pipes, such as from mineral buildup or debris, can cause water to back up and leak from various points in the plumbing system.

6. Natural disasters: Floods, earthquakes, heavy rains, and similar events can also cause water leaks in a home.

7. Faulty appliances: appliances that use water, such as water heaters, washing machines, and dishwashers, can develop leaks over time as well, if not properly maintained.

8. Foundation cracks: If a home has foundation cracks, it's possible for water to seep into the basement or crawlspace through the cracks, causing leaks.

By understanding the common causes of water leaks, you can take steps to prevent them, such as regular maintenance, installing alarms and fixing any issues promptly. It's also worth noting that leaks can happen in unexpected places, and it's good to have water leak alarms in place to detect them early on, and minimize the damage.