The snap together slate patio tiles are multi-slates outdoor and they can snap together easily so that they may create a beautiful flooring for the patio, hard surface and decks. The plastic grid that interlocks is found at the back of a deck tile and this allows the tiles to snap together by using only hands. The plastic backing easily elevates tiles away from the floor which allows drying and ventilation. The patio tiles had been designed to be used for most demanding or fully exposed exterior environment. They have hard wearing and high impact strength for maximum resistance to insect attack or decay. Their features include high natural fire resistant.