Luxury Vinyl Tile | What to know before you buy
  these floors should not be installed over existing resilient floors
  when using radiant heat flooring, the substrate should not exceed 85°F
  if not installed properly, the floors can look unsightly and not wear properly
  these floors can scratch and indentations can be made
  it is recommended that these floors not be exposed to too much sunlight 
drapes and window coverings are recommended during peak sunlight hours
  hot items like cigarettes and matches can burn the floors