Slate pool tables insure a level playing surface. Never get a table that the slate has been broke and repaired. The ball won't play well! Slate pool tables are more expensive than wood,and are heavier, too. Non-slate pool tables are an economical choice for home use. They are made from synthetic tops, like slatron or permaslate. MDF board can be used for a pool table, too. The biggest issue with
. non-slate surfaces is they can warp easily. With a little care, and moisture free area for the pool table, a non-slate pool table will provide years of play. More information can be found at http://electronics.howstuffworks.com/billiard-table2.htm.