Many houses on Long Island have ceramic tile that was installed by master craftsmen decades ago using a cement mortar that's 100-percent waterproof. Guess what? You ...

Tiles as large as 2 ft. square have become more popular, and these monsters require a deep layer of thin-set to allow for adjustments. To get the right amount of thin-set, use a 1/2 x 1/2-in. notched ...