Interior leaks can cause a significant amount of damage to a home or property if not addressed immediately. Not only do Interior leaks cause obvious damage such as water stains on ceilings and walls, but they can also lead to hidden damage that can be costly to repair.

One of the most common hidden damages caused by interior leaks is mold growth. Mold thrives in moist environments and a leaking roof can provide the perfect conditions for mold to grow. Once mold has taken hold, it can spread quickly, causing damage to walls, ceilings, and even framing. In addition, mold can cause health problems for those living in the affected area.

Another hidden damage caused by interior leaks is structural damage. Water can seep into the framing of a home, causing rot and weakening the structure. This can lead to serious problems such as sagging ceilings and floors, and even collapse.

Interior leaks can also cause electrical damage. Water can seep into electrical wiring, causing short circuits, power outages, and even fires. In addition, leaks can damage appliances and other equipment, such as HVAC systems, which can be costly to replace.

Finally, interior leaks can lead to higher energy bills. Water can seep into insulation, causing it to lose its effectiveness, making it harder for a home to retain heat in the winter and cool air in the summer. This can lead to higher energy bills as the HVAC system has to work harder to maintain a comfortable temperature.

In conclusion, interior leaks can cause a significant amount of hidden damage to a home or property. It is important to address interior leaks as soon as they are discovered to prevent further damage and costly repairs. 

Regular roof inspections and maintenance can also help to prevent interior leaks and catch them early. Ignoring an interior leak can lead to a domino effect, where one problem leads to another and eventually it results in more costly repairs. 

It's important to keep in mind that fixing an interior leak sooner rather than later can save money and protect the health and safety of those living in the home.