Eight years after opening, Prospect High School’s pool is in need of repairs due to crumbling plaster behind tiles that otherwise should have lasted up to a dozen years, officials say. The eight ...

New waterline tile can dramatically change the look of your pool. Ceramic waterline tile starts at about $600-$800 for an average pool; glass and other decorative tiles are more expensive.

— Tiles made of porcelain, ceramic, stone or glass are often used as a finish along the waterline of a plaster pool. They are long-lasting and easier to clean than other finishes.