![]() The most common areas for heavy rain penetration are at the roof and top of the chimney.Ī flashing helps divert water away from your home and is a curved metal sheet to fit the shape of your roof. This is usually from bad installation or heavy rains. When you have a metal chimney, there is a good chance that the installation of the flashing is incorrect. A good cap is necessary for all of those technical aspects to work together beautifully. Another is an exhaust pipe bringing fresh air into your homes where you live safely away from chemical dangers found outside. This can become a firebox flooring lined with flue tiles that provide heat energy needed for cooking food items to dry out. ![]() These keep elements, animals, and other objects from entering your home through any cracks in or around it as they might damage what is inside. Even though heavy rains are responsible for most cases, other causes do exist.Ĭhimney caps are the standard covering that should appear on top of every chimney. Without a professional opinion, it is hard to tell when water damage inside has occurred already. This is because the metal on top has become rusted or warped, allowing heavy rains to penetrate through. It could cause major damage down the line when not fixed immediately! Common Causes of Chimney Leaksįamiliarize yourself with six common causes of chimney leaks that you may experience. This can lead to rainwater getting inside and snow accumulating on top. One of the biggest causes for leaking chimneys is when there is no chase cover, crown, or cap. So heavy rains are what cause extensive damage. It also takes heavy winds before an actual leak occurs. Though there are other causes for leaks, this is the most common one. Unfortunately, heavy rains usually mean leaks because the mortar is not strong enough to hold everything together. A drain is also essential for heavy rain waters because when one overflows or fails, water will become driven towards the lowest point near the ground. In some cases, this means checking the mortar as well as the flashing around it. To prevent heavy rains from penetrating your chimney, you need to make sure everything is in working order. Learn how to deal with your leaky chimney for heavy rain. These penetrate deep into bricks under pressure driving rainwater towards the ground level. Cracks can easily form due to mortar failing or being too weak for heavy rains. Even though it shows a redone flashing on top, there is still a problem. Many people had their chimneys fixed multiple times, only to have them leak again during storms with high winds and rain. What to Do If You Suspect a Leaky Chimney?.
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