Cleaning the tiles on your roof can give the appearance of your home a huge lift. Over time, you don’t notice as the roof tiles gradually get dirtier from pollution, grime, mould lichen and algae. Before long, the tiles look drab and lifeless. Removing all the grime can make your tile roof look like new again, instantly adding appeal to your home. Check out the before and after photos of this house in Parrearra for an example. These beautiful roof tiles were hiding under all that dirt, and now the house has a new lease of life.