The longer a slab leak goes unnoticed and untreated, the more extensive the damage can become

http://simonjcfi457.cavandoragh.org/demystifying-slab-leaks-what-you-need-to-know-about-this-common-plumbing-issue

The longer a slab leak goes unnoticed and untreated, the more extensive the damage can become, potentially requiring more invasive repair methods