What Causes Crazing and Hairline Cracks in Pool Plaster — And How to Help Prevent Them

What Causes Crazing and Hairline Cracks in Pool Plaster — And How to Help Prevent Them Hairline cracks in a pool finish can be alarming. They may appear as isolated lines, a network of fine cracks across the surface, or subtle patterns that become much more noticeable once the pool is filled. But not every…