Weird spot on liner

RMoss

LifeTime Supporter
Feb 13, 2012
56
#1
Any ideas what this could be? Haven't had a chance to get in the pool to investigate it up close yet, but it has me worried. It's about 4 inches across, I'd say. From outside the pool, it *looks* like the liner may be a bit wavy there, but not sure about that.