What are slab leaks? Slab leaks are a type of plumbing leak that occurs inside or underneath a concrete slab foundation. This type of leak can be difficult to detect and repair, but it is important to address them as soon as possible to avoid further damage to your home. What causes slab leaks? There are a number of factors that can cause slab leaks, including: Corrosion Copper pipes are particularly susceptible to corrosion, which can eventually lead to leaks. Ground movemen